title: You can observe a lot (about medical products) by watching (those who use them).
authors.affiliation: Division of Pharmacoepidemiology and Pharmacoeconomics, Department of Medicine, Brigham and Women's Hospital and Harvard Medical School, Boston, MA 02120, USA. jgagne1@partners.org
authors.forename: Joshua J
authors.initials: JJ
authors.lastname: Gagne
mesh_terms: D016208:Databases, Factual / Q000706:statistics & numerical data*; D006801:Humans; D011358:Product Surveillance, Postmarketing