Trisomy 18 syndrome: analysis of 15 cases.
D000015:Abnormalities, Multiple / Q000175:diagnosis / Q000235:genetics*; D002902:Chromosomes, Human, 16-18; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D014314:Trisomy