title: The case-crossover and case-time-control designs in pharmacoepidemiology.
authors.affiliation: Medicines Monitoring Unit, Department of Clinical Pharmacology, Ninewells Hospital and Medical School, University of Dundee, Dundee, Scotland, UK. p.t.donnan@dundee.ac.uk
authors.forename: P T
authors.initials: PT
authors.lastname: Donnan
authors.forename: J
authors.initials: J
authors.lastname: Wang
mesh_terms: D016022:Case-Control Studies; D015331:Cohort Studies; D018592:Cross-Over Studies; D003627:Data Interpretation, Statistical; D004812:Epidemiologic Methods; D017891:Pharmacoepidemiology / Q000379:methods*; D012107:Research Design