NandroloneTrenbolone AcetateAnabolic AgentsEstranesDrug ImplantsZeranolEstrenesDoping in SportsAndrostenediolsMethandrostenoloneMethyltestosteroneHeparitin SulfateEthylestrenolTestosteroneCattleMeatLynestrenolEstradiolPharmaceutical VehiclesTrimethylsilyl CompoundsMelengestrol AcetateDrug CombinationsFetal Stem CellsRandom AllocationDrug ResiduesUnited States Department of AgricultureWeight GainResorcinolsOrgan SizeDystociaCyproterone AcetateDermatan SulfateGas Chromatography-Mass SpectrometrySubstance Abuse DetectionBody WeightMuscle, SkeletalSulfatesBody CompositionHeparan Sulfate Proteoglycans