Aganglionosis of the entire bowel: four new cases and review of the literature.
D004200:Diseases in Twins; D005726:Ganglia, Parasympathetic / Q000002:abnormalities; D006627:Hirschsprung Disease / Q000503:physiopathology*; D006801:Humans; D007231:Infant, Newborn; D007422:Intestines / Q000294:innervation*; D008297:Male