The excretion of urea, ammonia and purine end-products by the newborn animal.
D000641:Ammonia; D000818:Animals; D000831:Animals, Newborn; D001692:Biological Transport; D006801:Humans; D007231:Infant, Newborn / Q000652:urine; D009584:Nitrogen / Q000652:urine*; D011687:Purines; D014508:Urea
D011687:Purines; D000641:Ammonia; D014508:Urea; D009584:Nitrogen; C030985:purine
INFANT, NEWBORN/urine in; NITROGEN/in urine