RT Journal Article SR Electronic T1 Review: several pharmacological therapies promote modest weight loss JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 140 OP 140 DO 10.1136/ebm.10.5.140 VO 10 IS 5 YR 2005 UL http://ebm.bmj.com/content/10/5/140.abstract AB