@incollection{, 8E69123AA9461451E6A6E62F648C5F11 , author={{Abd M Aly AbdElrazek} and {Al-Azhar university}}, journal={{Global Journal of Medical Research}}, journal={{GJMR}}2249-46180975-588810.34257/GJMR, address={Cambridge, United States}, publisher={Global Journals Organisation}141919 } @incollection{b0, , title={{American Gastroenterological Association medical position statement on Obesity}} , journal={{Gastroenterology}} 123 879 , year={2002} } @incollection{b1, , title={{AGA technical review on obesity}} , author={{ SKlein } and { TWadden } and { HJSugerman }} , journal={{Gastroenterology}} 123 882 , year={2002} } @incollection{b2, , title={{Pharmacologic and surgical management of obesity in primary care: a clinical practice guideline from the American College of Physicians}} , author={{ VSnow } and { PBarry } and { NFitterman }} , journal={{Ann Intern Med}} 142 525 , year={2005} } @incollection{b3, , title={{Nutritional consequences of weight-loss surgery}} , author={{ ONTucker } and { SSzomstein } and { RJRosenthal }} , journal={{Med Clin North Am}} 91 499 , year={2007} } @incollection{b4, , title={{Micronutrient deficiencies after laparoscopic gastric bypass: recommendations}} , author={{ KGong } and { MGagner } and { APomp }} , journal={{Obes Surg}} 18 1062 , year={2008} } @incollection{b5, , title={{Longterm nutritional outcome after gastric bypass}} , author={{ LDalcanale } and { CPOliveira } and { JFaintuch }} , journal={{Obes Surg}} 20 181 , year={2010} } @incollection{b6, , title={{Prevalence of obesity and trends in the distribution of body mass index among US adults}} , author={{ KMFlegal } and { MDCarroll } and { BKKit } and { CLOgden }} , journal={{JAMA}} 307 491 , year={1999-2010. 2012} } @incollection{b7, , title={{Prevalence and trends in obesity among US adults}} , author={{ KMFlegal } and { MDCarroll } and { CLOgden } and { LRCurtin }} , journal={{JAMA}} 303 235 , year={1999-2008. 2010} } @incollection{b8, , title={{National, regional, and global trends in body-mass index since 1980: systematic analysis of health examination surveys and epidemiological studies with 960 country-years and 9?1 million participants}} , author={{ MMFinucane } and { GAStevens } and { MJCowan }} , journal={{Lancet}} 377 557 , year={2011} } @incollection{b9, , title={{Cause-specific excess deaths associated with underweight, overweight, and obesity}} , author={{ KMFlegal } and { BIGraubard } and { DFWilliamson } and { MHGail }} , journal={{JAMA}} 298 2028 , year={2007} } @incollection{b10, , title={{Midlife body mass index and hospitalization and mortality in older age}} , author={{ LLYan } and { MLDaviglus } and { KLiu }} , journal={{JAMA}} 295 190 , year={2006} } @incollection{b11, , title={{Body weight and mortality among men and women in China}} , author={{ DGu } and { JHe } and { XDuan }} , journal={{JAMA}} 295 776 , year={2006} } @incollection{b12, , title={{Overweight, obesity, and mortality in a large prospective cohort of persons 50 to 71 years old}} , author={{ KFAdams } and { ASchatzkin } and { TBHarris }} , journal={{N Engl J Med}} 355 763 , year={2006} } @book{b13, , title={{Available online at: www.asbs.org/ Newsite07/media/asbs_presskit.htm (Accessed on}} , year={2009. January 28. 2009} , publisher={American Society for Metabolic and Bariatric Surgery} , note={Fact Sheet: Metabolic & Bariatric Surgery} } @incollection{b14, , title={{Trends in use of bariatric surgery}} , author={{ NTNguyen } and { HMasoomi } and { CPMagno }} , journal={{J Am Coll Surg}} 213 261 , year={2003-2008. 2011} } @incollection{b15, , title={{}} 10.1007/s11695-013-0986-z , journal={{Obesity Surgery}} 23 8 1214 , year={2013} }