title: New-user designs with conditional propensity scores: a unified complement to the traditional active comparator new-user approach.
authors.affiliation: Division of Pharmacoepidemiology and Pharmacoeconomics, Department of Medicine, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, USA.
authors.forename: Joshua J
authors.initials: JJ
authors.lastname: Gagne
mesh_terms: D015331:Cohort Studies; D015995:Prevalence; D057216:Propensity Score; D012106:Research