title: Metabolic and turnover studies on retinol and retinoic acid.
mesh_terms: D000818:Animals; D051381:Rats; D014212:Tretinoin / Q000378:metabolism*; D014801:Vitamin A / Q000031:analogs & derivatives* / Q000378:metabolism*
chemical_list: D014801:Vitamin A; D014212:Tretinoin