[Oral poliovirus vaccine status among pre-school and early school-year children].
D002648:Child; D002675:Child, Preschool; D003718:Denmark; D005260:Female; D006801:Humans; D008297:Male; D011051:Poliomyelitis / Q000517:prevention & control*; D011055:Poliovirus Vaccine, Oral; D014611:Vaccination
D011055:Poliovirus Vaccine, Oral
Oral poliovaccinationsstatus for børn i l. klasser og i børnehaveklasser.