Perinatal tips.
D006801:Humans; D007049:Iatrogenic Disease; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000150:complications*; D007415:Intestinal Obstruction / Q000150:complications*; D008297:Male; D012127:Respiratory Distress Syndrome, Newborn / Q000150:complications*