Phenylketonuria: the problems vary during different developmental stages.
D000293:Adolescent; D002648:Child; D002657:Child Development; D002675:Child, Preschool; D005190:Family; D005247:Feeding Behavior; D005260:Female; D005817:Genetic Counseling; D006801:Humans; D007223:Infant; D007225:Infant Food; D007231:Infant, Newborn; D008297:Male; D010287:Parent-Child Relations; D010290:Parents / Q000193:education; D010661:Phenylketonurias / Q000178:diet therapy / Q000523:psychology