
Ex vivo spontaneous generation of 19-norandrostenedione and nandrolone detected in equine plasma and urine
Keywords: آنابولیک آندروژنی استروئید; Anabolic-androgenic steroid; Nandrolone; 19-Norandrostenedione; Estrenedione; Equine; Artifact; Endogenous; Doping control; LC–MS/MS