Case and kindred in mental deficiency.
D001787:Blood Group Incompatibility / Q000150:complications; D003241:Consanguinity; D005260:Female; D005315:Fetal Diseases / Q000209:etiology; D005787:Gene Frequency; D006579:Heterozygote; D006801:Humans; D007125:Immunogenetics; D008607:Intellectual Disability / Q000209:etiology / Q000235:genetics*; D007360:Intelligence; D008297:Male; D008431:Maternal-Fetal Exchange; D008661:Metabolism, Inborn Errors / Q000235:genetics; D010375:Pedigree; D010661:Phenylketonurias / Q000150:complications; D011247:Pregnancy; D012737:Sex Factors