title: High-performance liquid chromatography of 13-cis-retinoic acid and of endogenous retinol in human plasma.
mesh_terms: D002851:Chromatography, High Pressure Liquid / Q000379:methods; D006801:Humans; D007700:Kinetics; D013237:Stereoisomerism; D014212:Tretinoin / Q000097:blood*; D014801:Vitamin A / Q000097:blood*
chemical_list: D014801:Vitamin A; D014212:Tretinoin