[Study on hemophilia and related diseases in the Tohoku district. 1. Occurrence of hemophilia and its status].
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D002648:Child; D002675:Child, Preschool; D005260:Female; D006467:Hemophilia A / Q000453:epidemiology* / Q000235:genetics; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007564:Japan; D008297:Male; D008875:Middle Aged; D010375:Pedigree