title: Designing comparative effectiveness research on prescription drugs: lessons from the clinical trial literature.
authors.affiliation: Brigham and Women's Hospital, Boston, Massachusetts, USA.
authors.forename: Dave A
authors.initials: DA
authors.lastname: Chokshi
authors.forename: Jerry
authors.initials: J
authors.lastname: Avorn
authors.forename: Aaron S
authors.initials: AS
authors.lastname: Kesselheim