Use of the case-crossover design to study prolonged drug exposures and insidious outcomes

Philip S Wang1, Sebastian Schneeweiss, Robert J Glynn

  • 1Division of Pharmacoepidemiology and Pharmacoeconomics, Department of Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, MA 02115, USA. pwang@rics.bwh.harvard.edu

Abstract

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