Drupal-Bibcite31<style face="normal" font="default" size="100%">The effectiveness of pharmaceutical interventions for obesity: weight loss with orlistat and sibutramine in a United Kingdom population-based cohort</style><style face="normal" font="default" size="100%">The effectiveness of pharmaceutical interventions for obesity: weight loss with orlistat and sibutramine in a United Kingdom population-based cohort</style>