CURRICULUM VITAE Andrei Keidar MD Academic degree: professor 01/2016, Tel Aviv University

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1 1 CURRICULUM VITAE Andrei Keidar MD Academic degree: professor 01/2016, Tel Aviv University Position: Chair of Advanced MIS and Bariatric Surgery, Beilinson Hospital, Israel home address Glitsenstein 6/7 Tel Aviv * Phone* _ A.Education Sackler School of Medicine, Tel Aviv University, MD Beilinson Hospital, rotating internship Tel Aviv Sourasky Medical Center, Tel Aviv,Residency in General Surgery University of Southern California, Los Angeles, California. Clinical Fellowship. Program of Advanced Minimally Invasive Surgery, Division of Bariatric and GI Surgery. Program Director: N. Katkhouda, Department Chair: T. DeMeester European Obesity Academy, Karolinska University, Stockholm, Sweden 19-20/01/2012 Robotic surgery course - console surgeon Strassbourg, France 09-12/2013 HPB clinical fellowship Centre Hepatobiliare Paul Brousse, Villejuif, France 12/ /2014 Oncosurgical strategies, multidisciplinary course in HPB surgery, CHB Paul Brousse, European Universities Diploma, University Paris C. ACADEMIC & PROFESSIOMAL ACTIVITIES & ACHIEVEMENtS C1.Academic Experience (starting from the last academic nomination -2012) 2014 Peer reviewer for the academic degree nominations, Sackler School of Medicine 2014 Member, committee for improvement of education, Sackler school of Medicine (Chair prof Matot), Tel Aviv University 2014 Member, Advisory board, Sackler School of Medicine, Tel Aviv University 2015 Clinical president, Surgery and Emergency Medicine, Clinical Interest group, Sackler Faculty of Medicine, Tel Aviv Iniversity 2012-Currently: Course Chair for Surgeons: Yearly international course of bariatric surgery, with Medtronics (Covidien) 2013 currently, Member, ministry of health, Committee for guideleines and national database for bariatric surgery C2. Professional meeting organization (last 5 years) 2011 Sessions Chair, August, 16th Yearly conference of International Federation of Surgery for Obesity. Hamburg Member of the scientific committee of the Cleveland Clinic Florida Foregut Symposium

2 Chair of the Scientific Committee, Annual conjoint congress of the Israeli Society of Endoscopic Surgery and Israeli Society of Colorectal Surgery(04/12/2012) 2012 Co-Organizer, Symposium of Minimally Invasive Esophagectomy, with live surgery, with participation of Prof Raphael Bueno, Vice Chair of the Dept of Thoracic Surgery, Brigham & Women Hospital, Boston. Beilinson Hospital, March Member of the Scientific Committee, biennial congress of the Israeli Society of Surgery 2014 Member of the Israeli committee national bariatric database system, ministry of health 2014 Member of the hospital committee for OR equipment 2011 Head of bariatric surgery clinic, Beilinson hospital 2014,2015 Member of examination committee for General Surgery Boards, Israel 2016 Chairman of the Israeli national committee for guidelines for bariatric pediatric operation, ministry of health. C3. active participation in scientific meetings (last 5 years) 2010 Paris France Does sleeve gastrectomy predispose to nutritional deficiencies on short term follow-up? 15th Yearly conference of International Federation of Surgery for Obesity Speaker, seeeion chair 2010 Lausanne, Switzerland IFSO European Chapter meeting, Speaker, session chair 2010 Prague, Chech Republic Bariatric operations for treatment of Diabetes Mellitus the Risk 3nd World Congress on Controversies to Consensus in Diabetes, Obesity and Hypertension (CODHy), session chair 2010 Tel Aviv Israel the duodenal switch operation for the treatment of morbid obesity yearly meeting of Israeli association of endoscopic surgery, chair of the scientific committee, session chair 2010 NYC, USA Nutritional Deficiencies Amongst Sleeve Gastrectomy Patients 3rd annual International consensus summit on laparoscopic sleeve gastrectomy, speaker, 2011 Tel Aviv Israel Treatment of a diabetic patient after bariatric surgery DOT, Yearly national conference of Israeli Diabetes Association speaker 2011 Reggio Calabria, Italy Development of bariatric surgery in Israel SICOB. National Italian congress of bariatric surgery speaker 2011 Hamburg, Germany laparoscopic roux-en-y gastro-jejunostomy for stenosis after sleeve gastrectomy with duodenal switch 16th Yearly conference of International Federation of Surgery for Obesity. Speaker, sessions chair, organizing committee

3 3 2012, January24 Israel Metabolic improvement after bariatric surgery Speaker, The II International Congress of the Bildirici Diabetes Center, Bar Ilan University, Tel Aviv speaker 2012, February 15, Israel Cardiometabolic risks congress Speaker, Cardiovascular risk improvement after bariatric surgery speaker 2012 February19-21, USA Annual Surgery of the Foregut Symposium, Cleeveland clinic Speaker, plenary session November, 2012 Israel Yearly meeting of Israeli Association of Endoscopic Surgery Speaker,& Chair of scientific committee, chair of the organizing committee, speaker December 06, 2012 USA 4th International Sleeve Summit, New York Speaker 2013 Israel Congress of nutrition Speaker May 01-03, 2014 Belgium International Federation of Surgery for Obesity, Brussels, Belgium Organizing committee & Speaker Nov 2014 Israel Joint meeting of Colorectal Endoscopic and Bariatric societies Scientific committee & speaker 26 Nov,2014 Israel Annual meeting Haaguda haleumit Lesukeret Invited speaker Aug, 2015 Vienna Austria Biannual meeting International Federation of Surgery for Obesity, Scientific committee & speaker& presentations Sept, 2015 Brussels Belgium 17th congress of European Society for Organ Transplantation speaker Oct, 2015 Tel Aviv, Israel WCAS 2015 Invited speaker Professional society membership 2003 Israeli Federation of General Surgery 2003 Member, European Association of Endoscopic Surgeons 2004 Member, Society of American Gastrointestinal and Endoscopic Surgeons (SAGES) Member of the organizing committee of Israeli Bariatric Surgery Association, under Israeli Surgical Society 2007 Member, American Society of Metabolic and Bariatric Surgery (ASMBS) now Member of international committee of American Society of Metabolic and Bariatric Surgery ASMBS Member, Israeli Diabetes Association 2008 Member of organizing committee of the Israeli Society of Endoscopic Surgery 2014 Member, International HPB Association (IHPBA) Member of Editorial Board/ Reviewer (International Journals) Member of the Editorial Board, "Obesity Surgery" Journal Impact Factor 3.8 (surgery 14/204) Member of the Editorial Board, "Surgery for obesity and related diseases" Journal, Impact Factor 4.9 (surgery 5/204)

4 4 External reviewer: Transplantation, Am J hemathology, Diabetes metabolism research and review, F. Grants Years Investigator (Principal/,other) Granted by Institute/Company Total Amount 2008 PI Hadassah Hebrew University Medical Center, Jerusalem, Israel NIS 2010 PI Hadassah Hebrew University Medical Center, Jerusalem, NIS 2010 PI Johnson & Johnson Israel, $ 2011 CO PI / Weiss Ram Chief Scientist with the Ministry of Health. Jerusalem, Israel NIS 2014 Co-investigator PI Dr Cohen Michal Beilinson Hospital Intramural grant 7000$ 2014 Co-PI at Assuta site PI Prof Oren Shibolet Assuta Tel Aviv $ SCIENTIFIC PUBLICATIONS B.1. ORIGINAL ARTICLES* (Including IF; No. of Citations; Rank of Journal in Discipline) B.1. Articles Published 1.Abu-Abeid S, Keidar A, Szold A. Resolution of chronic medical conditions after laparoscopic adjustable silicone gastric banding for the treatment of morbid obesity in the elderly. Surg Endosc. 2001; 15: (SURGERY 20/204, IF 3.313, Cited 33) 2. Lev-Chelouche D, Keidar A, Rub R, Matzkin H, Gutman M. Hydronephrosis associated with colorectal carcinoma: treatment and outcome. Eur J Surg Oncol. 2001;27: (SURGERY 32/204, IF 2.892, Cited 7) 3. Szold A, Kais H, Keidar A, Nadav L, Eldor A, Klausner JM. Chronic idiopathic thrombocytopenic purpura (ITP) is a surgical disease. Surg Endosc. 2002; 16: (SURGERY 20/204, IF 3.313, Cited 13) 4. Strul H, Liberman E, Kariv R, Gartner M, Kazanov D, Keidar A, Carmeli Y, Degani Y,Halpern Z, Arber N. Retrospective assessment of microsatellite instability in gastrointestinal neoplasia in Ashkenazi and non-ashkenazi Jews. J Med. 2003; 34: (NO IF) 5. Keidar A, Kanitkar S, Szold A.Laparoscopic repair of recurrent inguinal hernia long term follow up.surg Endosc. 2002;16: (SURGERY 20/204, IF 3.3,Cited 15) 6. Lev-Chelouche D, Sagie B, Keidar A, Klausner JM, Szold A.Laparoscopic adrenalectomy: indications, technique, complications andfollow- up. Isr Med

5 5 Assoc J. 2002; 5: (MEDICINE, GENERAL & INTERNAL 93/156; IF: 0.903, Cited 5) 7. Keidar A, Lev-Chelouche D, Ravid A, Klausner J, Goldman G, Rabau M. Comparison between colonic J pouch anal anastomosis and straight coloanal anastomosis following low anterior resection of the rectum. Harefuah. 2003; 142: Abu-Abeid S, Keidar A, Gavert N, Blanc A, Szold A. The clinical spectrum of the band erosion following laparoscopic adjustables ilicone gastric banding for morbid obesity. Surg Endosc. 2003; 17: (SURGERY 20/204, IF 3.313, Cited 46) 9. Carmon E, Keidar A, Ravid A, Goldman G, Rabau M. The correlation between quality of life and functional outcome in ulcerative Colitis patients after proctocolectomy ileal pouch anal anastomosis. Colorectal Dis. 2003; 5: (SURGERY 69/204, IF 2.017) 10 Keidar A, Szold A. Laparoscopic repair of paraesophageal hernia with selective use of mesh. Surg Laparosc Endosc Percutan Tech. 2003; 13: (SURGERY 149/204, IF 0.938, Cited 34) 11. Keidar A, Sagi B, Szold A. Laparoscopic splenectomy for immune thrombocytopenic purpura in patients with severe refractory thrombocytopenia. Pathophys Haemos Thrombosis. 2003, 33: (No IF, Cited 8) 12. Strul H, Barenboim E, Leshno M, Gartner M, Kariv R, Aljadeff E, Aljadeff Y, Kazanov D, Strier L, Keidar A, Knaani Y, Degani Y, Sobol-Drory H, Halpern Z, Arber N. The I1307K adenomatous polyposis coli gene variant does not contribute in the assessment of the risk for colorectal cancer in Ashkenazi Jews. Cancer Epidemiol, Biomarkers Prev. 2003;12: (PUBLIC, ENVIRONMENTAL & OCCUPATIONAL HEALTH 12/162, IF 4.324, Cited 16) 13. Keidar A, Szold A, Carmon E, Blanc A, Abu-Abeid S. Band slippage after laparoscopic adjustable gastric banding: etiology and treatment. Surg Endosc. 2005; 19: (SURGERY 20/204, IF 3.313, Cited 26) 14. Tulchinsky H, Keidar A, Goldman G, Klausner J, Rabau M. Surgical treatment and long-term outcome of patients with familial a denomatous polyposis. 16 Year experience at the Tel-Aviv Sourasky Medical Center. Isr Med Assoc J. 2005; 7: (MEDICINE, GENERAL & INTERNAL 93/156; IF: 0.903, Cited 2) 15. Tulchinsky H, Keidar A, Strul H, Goldman G, Rabau M. Extracolonic Manifestations of Familial Adenomatous Polyposis afterproctocolectomy. Arch Surg. 2005;140: ,164. (SURGERY 11/204; IF 4.297, Cited 13)

6 6 16. Keidar A,Carmon E, Szold A, Abu-Abeid S. Port complications following laparoscopic adjustable silicone gastric banding for morbid obesity. Obes Surg. 2005; 15: (SURGERY 15/204, IF 3.739, Cited 47) 17. Keidar A, Feldman M, Szold A. Analysis of outcome of laparoscopic splenectomy for idiopathic thrombocytopenic purpura by platelet counts. Am J Hematol. 2005,80: (HEMATOLOGY 20/68, IF 3.477, Cited 18) 18. Neufeld D, Keidar A, Gutman M, Zissin R.Abdominal wall abscesses in patients with Crohn s disease: Clinical Outcome. J Gastrointest Surg. 2006; 10: (SURGERY 53/204, IF 2.391, Cited 5) 19. Lubezky N, Sagie B, Keidar A, Szold A. Prosthetic mesh repair of large and recurrent diaphragmatic hernias. Surg Endosc. 2007; 21: (SURGERY 20/204, IF 3.313, Cited 12) 20. Khalaileh A, Matot I, Schweiger C, Appelbum L, Elazary R, Keidar A. Laparoscopic Roux-en-Y gastric bypass for the treatment of morbid obesity:experience with 50 patients. Isr Med Assoc J. 2008; 10: (MEDICINE, GENERAL & INTERNAL 93/156; IF: 0.903, Cited Elazary R, Hazzan D, Apelbaum L, Rivkind A, Keidar A. Feasibility of sleeve gastrectomy as a revision operation after failed silastic ring vertical gastroplasty. Obes Surg. 2009; 19: (SURGERY 15/204, IF 3.739, Cited 8) 22. Keidar A, Appelbaum L, Schweiger C,Elazary R, Baltasar A. Dilated upper sleeve may be associated with severe postoperative gastroesophageal dysmotility and reflux. Obes Surg. 2010; 20: (SURGERY 15/204, IF 3.739, Cited 28) 23. Weiss R, Appelbaum L, Schweiger C, Matot I, Constantini N, Eidan A, Sosna J, Keidar A. Short-term dynamics and metabolic impact of abdominal fat depots after bariatric surgery. Diabetes Care. 2009; 32: (ENDOCRINOLOGY & METABOLISM 5/124, IF 8.570, Cited 8) 24. Keidar A,Shussman N, Elazary R, Rivkind A, Mintz Y. Right sided upper abdomen single incision laparoscopic gastric banding. Obes Surg. 2010;20: (SURGERY 15/204, IF 3.739, Cited 7) 25. Schlager A, Khalaileh A, Elazary R, Schussman N, Keidar A,Pikarsky A, Ben Shoshan A, Shibolet O, Horgan S, Talamini M,Zamir G, Mintz Y. Providing more through LESS: current methods of retraction in SIMIS and NOTES cholecystectomy. Surg Endosc. 2010;24: (SURGERY 20/204, IF 3.313, Cited 21) 26. Schweiger C, Weiss R, Keidar A. Effect of different bariatric operations on food tolerance and quality of eating. Obes Surg. 2010;20: (SURGERY 15/204, IF 3.739, Cited 21)

7 7 27. Schweiger C, Berry E, Weiss R, Keidar A. Nutritional Deficiencies in Bariatric Surgery Candidates. Obes Surg. 2010; 20: (SURGERY 15/204, IF 3.739, Cited 41) 28. Schussman N, Schlager A, Elazary R, Khalaileh A, Keidar A, Horgan S,Rivkind A, Mintz Y. Single incision laparoscopic cholecystectomy: lessons learned for success. Surg Endosc. 2011; 25: (SURGERY 20/204, IF 3.313, Cited 19) 29. Keidar A, Abugazala S. Conversion of Failed Gastric Banding into four Different Bariatric Procedures.Surg Obes Rel Dis. 2012;8: (SURGERY 7/204, IF 4.942, Cited 6) 30. Abu Gazala S, Donchin Y, Keidar A. Nasogastric Tube, Temperature Probe and Bougie Stapling during Bariatric Surgery: A Multi-Center Survey. Surg Obes Rel Dis. 2012;8: (SURGERY 7/204, IF 4.942) 31. Matot I, Paskaleva R, Eid L, Cohen K, Khalaileh A, Elazary R, Keidar A. Effect of the Volume of Fluids Administered on Intraoperative Oliguria in Laparoscopic Bariatric Surgery: A Randomized Controlled Trial. Arch Surg. 2012;147: (SURGERY 11/204, IF 4.297, Cited 6) 32. Sakran N, Assalia A, Keidar A, Goitein D. Gastrobronchial fistula as a complication of bariatric surgery: a series of 6 cases. Obes Facts. 2012;5: (NUTRITION & DIETETICS 53/79, IF 1.705, Cited 3) 33. Lidar Z, Behrbalk E, Regev GJ, Salame K, Keynan O, Schweiger C, Appelbaum L, Levy Y, Keidar A. Intervertebral disc height changes after weight reduction in morbidly obese patients and its effect on quality of life and radicular and low back pain. Spine (Phila Pa 1976). 2012;37: (ORTHOPEDiCS 15/67, IF 2.447, Cited 6) 34. Sakran N, Goitein D, Raziel A, Keidar A, Beglaibter N, Grinbaum R,Matter I, Alfici R, Mahajna A, Waksman I, Shimonov M, Assalia A. Gastric leaks after sleeve gastrectomy: a multicenter experience with 2,834 patients. Surg Endosc. 2013;27: (SURGERY 20/204, IF 3.313, Cited 28) 35. Goitein D, Matter I, Raziel A, Keidar A, Hazzan D, Rimon U, Sakran N. Portomesenteric thrombosis following laparoscopic bariatric surgery: incidence, patterns of clinical presentation, and etiology in a bariatric patient population. JAMA Surg. 2013;148: (No IF, Cited 1) 36. Sadot E, Wasserberg N, Shapiro R, Keidar A, Oberman B, Sadetzki S. Acute appendicitis in the twenty-first century: should we modify the Management protocol? J Gastrointest Surg. 2013;17: (SURGERY 53/204, IF 2.391, Cited 1) 37. Keidar A, Hershkop KJ, Marko L, Schweiger C, Hecht L, Bartov N, Kedar A, Weiss R. Roux-en-Y gastric bypass vs sleeve gastrectomy for obese patients with

8 8 type 2 diabetes: a randomised trial. Diabetologia. 2013; 56: (ENDOCRINOLOGY & METABOLISM 11/124, IF 6.880, Cited 8) 38. Sadot E, Keidar A, Shapiro R,Wasserberg N. Laparoscopic accuracy in prediction of appendiceal pathology: oncologic and inflammatory aspects. Am J Surg. 2013; 206: (SURGERY 50/204, IF 2.406, Cited 1) 39. Ben Yaacov A, Sadot E, Ben David M, Wasserberg N, Keidar A. Laparoscopic total gastrectomy with Roux Y esophagojejunostomy for chronic gastric fistula after laparoscopic sleeve gastrectomy. Obes Surg. 2014; 24: (SURGERY 15/204, IF 3.739, Cited 1) 40. Keidar A, Appelbaum L, Schweige C, Hershkop K, Matot I, Constantini N, Sosna J, Weiss R. Baseline abdominal lipid partitioning is associated with the metabolic response to bariatric surgery. Obes Surg. 2014; 24: (SURGERY 15/204, IF 3.739, Cited 0) 41. Golomb I, Winkler J,Ben-Yakov A, Castro Benitez C, Keidar A. Laparoscopic sleeve gastrectomy as a weight reduction strategy in obese patients after kidney transplantation. Am J Transplant. 2014;10: (TRANSPLANTATION 1/26, IF 6.190, Cited 0) 42. Wasserberg N, Kundel Y, Purim O, Keidar A, Kashtan H, Sadot E, Fenig E, Brenner B.Sphincter preservation in distal CT2N0 rectal cancer after preoperative Chemoradiotherapy. Radiat oncol. 2014;9:233. (RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING 39/122, IF 2.360, Cited 0) 43. Carmeli I, Golomb I, Sadot E, Kashtan H, Keidar A. Laparoscopic conversion of sleeve gastrectomy to a biliopancreatic diversion with duodenal switch or a Roux-en-Y gastric bypass due to weight loss failure our algorithm.surg Obes Relat Dis Apr Yuval JB, Khalaileh A, Abu-Gazala M, Shachar Y, Keidar A, Mintz Y, Nissan A, ElazaryE. The true incidence of gastric GIST-a study based on morbidly obese patients undergoing sleeve gastrectomy Obes Surg. 2014; 24: (SURGERY 15/204, IF 3.73) 45. Keidar A, Hazan D, Sadot E, Kashtan H, Wasserberg N. The role of bariatric surgery in morbidly obese patients with inflammatory Bowel disease. Surg Obes Relat Dis 2015 Jan-Feb;11(1):132-6.(SURGERY 13/198, IF 4.066, No of Citations 0) 46. Abu-Gazala S, Sadot E, Maler I, Golomb I, Carmeli I, Keidar A. Laparoscopic Conversion of Failed Silastic Ring Vertical Gastroplasty (SRVG) and Vertical Banded Gastroplasty (VBG) Into Biliopancreatic Diversion (BPD).J Gastrointest Surg Jan 6. (SURGERY 53/204, IF 2.391)

9 9 47. Segev L, Keidar A, Schreier I, Rayman S, Wasserberg N, Sadot E.Acute Appendicitis in the elderly in the 21 st century. J Gastrointest Surg. (SURGERY 53/204, IF 2.391) 48. Ben David M, Abu-Gazala S, Sadot E,Wasserberg N, Kashtan H. Keidar A Laparoscopic Conversion of Failed Vertical Banded Gastroplasty to Roux- n-y Gastric Bypass or Biliopancreatic Diversion. Surg Obes Relat Dis (SURG ERY 13/198, IF 4.066, No of Citations 0) 49. Ben David M, Kashtan Hanoch, Andrei Keidar, Learning curve inlaparoscopic Roux-Y gastric bypass. Refuah, 2015;154: , 279. Hebrew 50. Golomb I, Ben David M, Glass A, Kolitz T, Keidar A. Long-term Metabolic Effects of Laparoscopic Sleeve Gastrectomy.JAMA Surg (SURGERY 14/198, IF 3.936) B.1. Articles Accepted Shiri Sherf Dagan (RD, Msc) 1,2,3, Shira Zelber Sagi (RD, PhD)3,4, Muriel Webb (MD)3, Andrei Keidar (MD)1,5, Asnat Raziel (MD)2, Nasser Sakran (MD)2,6, David Goitein (MD)1,2,7, Oren Shibolet (MD)1,3 Nutritional status prior to Laparoscopic Sleeve Gastrectomy surgery. Obes Surg, 2016 B.2. Case Reports published 1. Osadchy A C, KeidarA C, Zissin R PI. Small bowel obstruction due to a paracecal hernia: computerized tomography diagnosis. Emergency Radiology. 2005, 11(4): (not found) 2. Keidar A PI, Chalaila A C, Elazary R C, Schweiger C C, Begleibter N C, Rivkind A C Bariatric surgery for high-risk patients first staged laparoscopic biliopancreatic diversion with duodenal switch for severe obesity. Israeli Medical Association Journal. 2007, 9(8):616-7 (MEDICINE, GENERAL & INTERNAL; RANK: 81/133; IF: 0.898) 3. Elazary R PI, Keidar AC, Khalaileh AC, Faruga MC, Almogy GC, Rivkind AC. Blunt small bowel injuries a challenging diagnosis. Refuah. March Khalaileh A PI, Adileh M C, Schlager A C, Abu-Gazalah S C, Mintz Y C, Rivkind AI C, Keidar A PI. Image of the month. Incarcerated paracecal hernia. Arch Surg Oct;144(10):975-6 (SURGERY; RANK: 5/167; IF:4.323) 5. Abu Gazala S PI, Schlager A c, Elazary R C, Keidar A C, Appelbum L C, Rivkind A, Khalaileh A, AbuGazala M, Merhav H. Revascularization of the celiac and superior mesenteric arteries after operative injury using both splenic artery and saphenous vein graft. Ann Vasc Surg.2010, Jul24(5);693 e1-4. Epub 2010 May14 (SURGERY; RANK: 90/167 IF1.169)

10 10 6. Golomb I, Winkler J, Keidar A. Biliopancreatic diversion with duodenal switch after renal transplantation. Surg Obes Relat Dis Feb 7. pii: S (14) doi: /j.soard (SURGERY 8/199, IF Leviner DB, Keidar A, Ben-Gal T, Medalion B. Cardiac Function Recovery Following LVAD Implantation and Bariatric Surgery in a Morbidly Obese Patient. J Card Surg Jul 14. doi: /jocs [Epub ahead of print] 8. Maler I, Ben Gal Kashtan H, Andrei Keidar, Laparoscopic sleeve gastrectomy after cardiac transplantation. Refuah, Accepted March 2015 B.3. Review Articles Published 1. Keidar A PI, Abu Abeid S C, Lieberman G C, Bachrach R C, Zacharovitch D C, Raz I PI.Surgical treatment of morbid obesity. Harefuah. 2008, 147(11): , 941. Hebrew 2. Keidar A PI, Schweiger Cc, Raz IPI. New insight into old disease: the potential of treatment of Diabetes Mellitus Type 2 by surgery. Review. Refuah.2010, 149(2), Hebrew 3. Schweiger C PI, Keidar A PI. Nutritional deficiencies in bariatric patients: prevention, diagnosis and treatment. Refuah 2010, 149(11), , Hebrew 4. Keidar A PI, Hecht Lc, Weiss R PI. Bariatric surgery in obese adolescents. Curr Opin Clin Nutr Metab Care Feb 24. [Epub ahead of print](nutrition & DIETETICS; RANK: 6/66; IF; 4.291) 5. Keidar A PI. Bariatric surgery for Type 2 Diabetes Mellitus reversal: the risk. Diabetes Care. 2011,34, Supp 2, may 2011 (ENDOCRINOLOGY & METABOLISM; RANK: 6/105; IF: 6.718) C. CHAPTERS IN BOOKS 1. Effect of bariatric operations on diabetes. In Life with the diabetes. By Yodfat, Raz, Weinstein, 2009, Israel Diabetes Association. Hebrew. 2. Type 2 Diabetes Mellitus and Bariatric Surgery, in "Guidelines for the treatment of Diabetes Mellitus", Mosinzon O, Raz I, National Diabetes Council,2013, Hebrew Invited lecture, Haaguda le Sukeret, Bariatric operation in the olderly, Feb 04, 2015, Hilton, Invited lecture, 5 th World Congress for Advancement of Surgery meeting, Tel Aviv, Oct, 2015