[Oral poliomyelitis vaccination in general practice, January-March 1968].
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D003718:Denmark; D006801:Humans; D007223:Infant; D011051:Poliomyelitis / Q000517:prevention & control*; D011055:Poliovirus Vaccine, Oral; D011634:Public Health
D011055:Poliovirus Vaccine, Oral
Oral poliovaccination i almen praksis januar-marts 1968.