Vitamin A deficiency in the chick; skeletal growth and the central nervous system.
D000818:Animals; D001842:Bone and Bones; D002490:Central Nervous System; D002645:Chickens; D006801:Humans; D009141:Musculoskeletal System; D010829:Physiological Phenomena; D014802:Vitamin A Deficiency
BONES; VITAMIN A DEFICIENCY