title: [Problems in dental health check-up of 18-month-old infants].
mesh_terms: D002662:Child Health Services / Q000331:legislation & jurisprudence* / Q000458:organization & administration; D003752:Dental Health Services / Q000331:legislation & jurisprudence* / Q000458:organization & administration; D006801:Humans; D007223:Infant; D007564:Japan; D009909:Oral Health