title: Genetic studies on inbreeding in some Japanese populations. I. Introductory remarks.
mesh_terms: D044466:Asian People; D002869:Chromosome Aberrations / Q000453:epidemiology; D025063:Chromosome Disorders; D003241:Consanguinity; D005260:Female; D006801:Humans; D007178:Inbreeding; D007564:Japan; D008297:Male