title: The effect of some factors on the faecal concentration of acid steroids, neutral steroids and urobilins.
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D001647:Bile Acids and Salts / Q000032:analysis; D002784:Cholesterol / Q000032:analysis; D002849:Chromatography, Gas; D002855:Chromatography, Thin Layer; D004041:Dietary Fats; D005243:Feces / Q000032:analysis*; D005260:Female; D005612:Freeze Drying; D006801:Humans; D008297:Male; D008875:Middle Aged; D012737:Sex Factors; D013256:Steroids / Q000032:analysis*; D014557:Urobilin / Q000032:analysis*
chemical_list: D001647:Bile Acids and Salts; D004041:Dietary Fats; D013256:Steroids; D014557:Urobilin; D002784:Cholesterol