title: Rapid quantitation of 2,4-dinitrophenylhydrazones of plasma ketosteroids by thin layer densitometry.
mesh_terms: D000328:Adult; D000738:Androsterone / Q000097:blood*; D002855:Chromatography, Thin Layer; D003687:Dehydroepiandrosterone / Q000097:blood*; D003720:Densitometry; D005043:Etiocholanolone / Q000097:blood*; D006801:Humans; D006834:Hydrazines / Q000097:blood*; D008297:Male; D008722:Methods; D008875:Middle Aged; D013057:Spectrum Analysis
chemical_list: D006834:Hydrazines; D003687:Dehydroepiandrosterone; D005043:Etiocholanolone; D000738:Androsterone