TY - GEN AU - O'Brien,P E TI - Controversies in bariatric surgery SN - 1365-2168 PY - 2015///0616 KW - Bariatric Surgery KW - trends KW - Humans KW - Obesity KW - surgery KW - Treatment Outcome KW - Weight Loss KW - physiology N1 - Publication Type: Journal Article; Review UR - https://doi.org/10.1002/bjs.9760 ER -