RT Journal Article SR Electronic T1 Naltrexone–buproprion causes weight loss in overweight and obese adults JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 53 OP 54 DO 10.1136/ebm1167 VO 16 IS 2 A1 Smith, Steven R YR 2011 UL http://ebm.bmj.com/content/16/2/53.abstract AB