a study of 887 consecutively born immigrant greek and 220 anglo-saxon australian infants has shown that serum bilirubin concentrations are influenced by these factors : breast feeding , delivery with forceps , gestation , birthweight , sex of the infant , presence of hypoxia , presence of blood group incompatibility , a positive direct coombs 's test , maternal sepis , and administration to the mother of promethazine hydrochloride , reserpine , chloral hydrate , barbiturates , narcotic agents , diazepam , oxytocin , aspirin , and phenytoin sodium .
C0032961
gestation
C0012010
diazepam