title: The problems of oral contraceptives in dope control of anabolic steroids.
authors.affiliation: Netherlands Institute for Drugs and Doping Research, Utrecht.
authors.forename: D
authors.initials: D
authors.lastname: de Boer
authors.forename: E
authors.initials: E
authors.lastname: de Jong
authors.forename: R A
authors.initials: RA
authors.lastname: Maes
authors.forename: J M
authors.initials: JM
authors.lastname: van Rossum
mesh_terms: D045930:Anabolic Agents / Q000378:metabolism*; D003278:Contraceptives, Oral, Hormonal / Q000378:metabolism*; D004300:Doping in Sports / Q000517:prevention & control*; D006801:Humans; D008710:Methenolone / Q000378:metabolism; D009640:Norethindrone / Q000378:metabolism
chemical_list: D045930:Anabolic Agents; D003278:Contraceptives, Oral, Hormonal; D008710:Methenolone; D009640:Norethindrone