Vitamin A and vitamin E in human blood. 1. Levels of vitamin A and carotenoids in British men and women, 1948-57.
D002338:Carotenoids / Q000097:blood*; D005006:Ethnicity; D005260:Female; D006801:Humans; D008297:Male; D014801:Vitamin A / Q000097:blood*; D014810:Vitamin E / Q000097:blood*
D014801:Vitamin A; D014810:Vitamin E; D002338:Carotenoids
CAROTENOIDS/blood; VITAMIN A/blood; VITAMIN E/blood