Identification of riboflavin deficiency in human subjects.
D000818:Animals; D005128:Eye Diseases / Q000473:pathology; D049673:History, 20th Century; D006801:Humans; D010383:Pellagra / Q000266:history* / Q000473:pathology; D012257:Riboflavin Deficiency / Q000266:history*; D012871:Skin Diseases / Q000473:pathology