title: Are all clinical trial sites created equal?
authors.forename: Deepak L
authors.initials: DL
authors.lastname: Bhatt
authors.forename: Matthew A
authors.initials: MA
authors.lastname: Cavender
mesh_terms: D001552:Benzazepines / Q000627:therapeutic use*; D005260:Female; D006333:Heart Failure / Q000188:drug therapy* / Q000453:epidemiology*; D006801:Humans; D008297:Male; D018579:Patient Selection; D000077602:Tolvaptan; D014667:Vasopressins / Q000037:antagonists & inhibitors*
chemical_list: D001552:Benzazepines; D014667:Vasopressins; D000077602:Tolvaptan