A study of newborn gastric contents.
D001419:Bacteria / Q000302:isolation & purification; D005260:Female; D005322:Premature Rupture of Fetal Membranes / Q000382:microbiology; D005750:Gastric Juice / Q000382:microbiology*; D006801:Humans; D007231:Infant, Newborn; D011247:Pregnancy; D013997:Time Factors