On the chemical assay of vitamin A and carotenoids in hen's eggs.
D000818:Animals; D001681:Biological Assay; D002338:Carotenoids; D002645:Chickens; D004531:Eggs; D005260:Female; D014801:Vitamin A
D014801:Vitamin A; D002338:Carotenoids
CAROTENE; EGGS; VITAMIN A