title: Drug use in pregnancy in the county of North Jutland - preliminary analyses based on 6142 pregnancies.
authors.affiliation: The Danish Epidemiology Science Centre, Høegh Guldbergsgade 10, Aarhus University, DK-8000 Aarhus C, Denmark.
authors.forename: W
authors.initials: W
authors.lastname: Zhou
authors.forename: F H
authors.initials: FH
authors.lastname: Steffensen
authors.forename: H T
authors.initials: HT
authors.lastname: Sørensen
authors.forename: G L
authors.initials: GL
authors.lastname: Nielsen
authors.forename: J
authors.initials: J
authors.lastname: Olsen