title: Drugs in sport: no dope.
authors: Jonathan
authors: J
authors: Knight
mesh_terms: D004300:Doping in Sports / Q000517:prevention & control* / Q000639:trends*; D005867:Gestrinone / Q000031:analogs & derivatives / Q000652:urine*; D006801:Humans; D013058:Mass Spectrometry; D016482:Urinalysis / Q000639:trends
chemical_list: D005867:Gestrinone; C479553:tetrahydrogestrinone