Altered sex ratio among phenylketonuric infants ascertained by screening the newborn.
D000328:Adult; D000367:Age Factors; D001722:Birth Order; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008403:Mass Screening; D008423:Maternal Age; D010290:Parents; D010649:Phenylalanine / Q000097:blood; D010661:Phenylketonurias / Q000097:blood / Q000175:diagnosis / Q000453:epidemiology* / Q000235:genetics; D012744:Sex Ratio
D010649:Phenylalanine