Antidepressant-Warfarin Interaction and Associated Gastrointestinal Bleeding Risk in a Case-Control Study Schelleman, Hedi ; Brensinger, Colleen M. ; Bilker, Warren B. ; Hennessy, Sean Abstract Publication: PLoS ONE Pub Date: June 2011 DOI: 10.1371/journal.pone.0021447 Bibcode: 2011PLoSO...621447S