title: [Choice of control group in case-control studies].
authors.affiliation: Medicinsk afd M, Aalborg Sygehus.
authors.forename: H H
authors.initials: HH
authors.lastname: Rasmussen
authors.forename: H T
authors.initials: HT
authors.lastname: Sørensen
authors.forename: J
authors.initials: J
authors.lastname: Møller-Petersen
authors.forename: S
authors.initials: S
authors.lastname: Sabroe
mesh_terms: D016022:Case-Control Studies; D006801:Humans; D012107:Research Design; D012494:Sampling Studies
vernacular_title: Valg af kontrolgrupper ved case-kontrol undersøgelser.