Improved methods for determining vitamin A status.
Sivakumar
B
B
National Institute of Nutrition, Indian Council of Medical Research, Jamai Osmania PO, Hyderabad.
D006801:Humans; D007194:India; D014801:Vitamin A / Q000097:blood*; D014802:Vitamin A Deficiency / Q000097:blood / Q000175:diagnosis*
D014801:Vitamin A