Vitamin B12 and the eye.
D004032:Diet; D005128:Eye Diseases; D006801:Humans; D015596:Nutrition Assessment; D009752:Nutritional Status; D014805:Vitamin B 12; D014803:Vitamin B Complex
D014803:Vitamin B Complex; D014805:Vitamin B 12
EYE/diseases; VITAMIN B 12/nutrition and diet