Human milk: difference in nitrogen concentration in milk from mothers of term and premature infants.
D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D007774:Lactation; D008895:Milk, Human / Q000032:analysis* / Q000378:metabolism; D009584:Nitrogen / Q000032:analysis*; D011247:Pregnancy
D009584:Nitrogen