[VITAMIN B12 LEVEL IN THE BLOOD SERUM OF NORMAL AND ATHREPTIC INFANTS].
D001774:Blood Chemical Analysis; D045728:Corrinoids; D006801:Humans; D007223:Infant; D007228:Infant Nutrition Disorders; D044967:Serum; D014805:Vitamin B 12; D014803:Vitamin B Complex
D045728:Corrinoids; D014803:Vitamin B Complex; D014805:Vitamin B 12
BLOOD CHEMICAL ANALYSIS; INFANT; INFANT NUTRITION DISORDERS; VITAMIN B 12
POZIOM WITAMINY B12 W SUROWICY KRWI NIEMOWL AT ZDROWYCH I NIEMOWL AT ATREPTYCZNYCH.