the mean plasma levels of 25-hydroxyvitamin d ( 25-oh-d ) were measured before and after the administration of 2000 units of daily oral vitamin d2 for a period of 2 weeks in 9 normal infants and children , 7 infants with neonatal hepatitis and persistent neonatal hepatitis , and 4 infants with congenital biliary atresia .
C0008059
children
C0021289
infants