title: Nutrition classics from the: Biochemical Journal 20: 497-501, 1926. LXIV. Colour reactions attributed to vitamin A. By Francis Howard Carr and Ernest Arthur Price.
mesh_terms: D000818:Animals; D001681:Biological Assay; D002621:Chemistry; D003124:Colorimetry; D004739:England; D005395:Fish Oils / Q000032:analysis; D049673:History, 20th Century; D051381:Rats; D014801:Vitamin A / Q000032:analysis / Q000266:history*
chemical_list: D005395:Fish Oils; D014801:Vitamin A