[Dental hygiene campaign conducted by the Dental Association of Nagano Prefecture].
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D007564:Japan; D008297:Male; D009909:Oral Health; D011313:Preventive Dentistry; D012953:Societies, Dental