A gas powered automated sample system for gas chromatography.
D000731:Androstanes / Q000032:analysis; D001322:Autoanalysis; D002849:Chromatography, Gas / Q000295:instrumentation*; D004054:Diethylstilbestrol / Q000032:analysis; D004958:Estradiol / Q000032:analysis
D000731:Androstanes; D004958:Estradiol; D004054:Diethylstilbestrol