title: Instrumental variable analysis of secondary pharmacoepidemiologic data.
authors.affiliation: Division of Pharmacoepidemiology, Harvard Medical School, Brigham and Women's Hospital, Boston, MA 02120, USA. abrookhart@rics.bwh.harvard.edu
authors.forename: M Alan
authors.initials: MA
authors.lastname: Brookhart
authors.forename: Philip S
authors.initials: PS
authors.lastname: Wang
authors.forename: Daniel H
authors.initials: DH
authors.lastname: Solomon
authors.forename: Sebastian
authors.initials: S
authors.lastname: Schneeweiss
mesh_terms: D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000627:therapeutic use*; D016001:Confidence Intervals; D000075202:Contraindications; D011307:Drug Prescriptions; D016021:Epidemiologic Studies; D041981:Gastrointestinal Tract / Q000187:drug effects; D006801:Humans; D017891:Pharmacoepidemiology / Q000706:statistics & numerical data; D010818:Practice Patterns, Physicians'; D011336:Probability
chemical_list: D000894:Anti-Inflammatory Agents, Non-Steroidal