Effect of single deficiency of vitamin A, thiamine, riboflavin or ascorbic acid on the dark adaptation.
D000221:Adaptation, Ocular; D001205:Ascorbic Acid; D001206:Ascorbic Acid Deficiency; D003623:Dark Adaptation; D006801:Humans; D012256:Riboflavin; D012257:Riboflavin Deficiency; D013831:Thiamine; D013832:Thiamine Deficiency; D014801:Vitamin A; D014802:Vitamin A Deficiency
D014801:Vitamin A; D001205:Ascorbic Acid; D012256:Riboflavin; D013831:Thiamine
ADAPTATION, OCULAR; ASCORBIC ACID DEFICIENCY; RIBOFLAVIN DEFICIENCY; THIAMINE DEFICIENCY; VITAMIN A DEFICIENCY