title: Evaluation of vitamin A stores.
mesh_terms: D000328:Adult; D004224:Diterpenes; D004305:Dose-Response Relationship, Drug; D006801:Humans; D008099:Liver / Q000032:analysis*; D000084562:Retinyl Esters; D014801:Vitamin A / Q000031:analogs & derivatives* / Q000032:analysis* / Q000097:blood
chemical_list: D004224:Diterpenes; D000084562:Retinyl Esters; D014801:Vitamin A; C014794:retinol palmitate