title: [Doping - hormonal preparations are always being refined].
mesh_terms: D004300:Doping in Sports / Q000379:methods / Q000517:prevention & control* / Q000639:trends*; D006728:Hormones / Q000652:urine*; D006801:Humans; D058573:Performance-Enhancing Substances / Q000652:urine*; D015813:Substance Abuse Detection / Q000379:methods* / Q000639:trends*
chemical_list: D006728:Hormones; D058573:Performance-Enhancing Substances