Ocular manifestations in niacin deficiency and its reciprocity to riboflavin deficiency.
D005123:Eye; D006257:Head; D009132:Muscles; D009525:Niacin / Q000172:deficiency*; D010383:Pellagra; D012256:Riboflavin; D012257:Riboflavin Deficiency; D014804:Vitamin B Deficiency
D009525:Niacin; D012256:Riboflavin
NICOTINIC ACID/deficiency; VITAMIN B2 DEFICIENCY/experimental