[Problems in the prevention of virus diseases].
D002648:Child; D002675:Child, Preschool; D005860:Germany, West; D006801:Humans; D007223:Infant; D008457:Measles / Q000517:prevention & control; D011051:Poliomyelitis / Q000517:prevention & control; D012899:Smallpox / Q000517:prevention & control; D014611:Vaccination; D014765:Viral Vaccines; D014777:Virus Diseases / Q000175:diagnosis / Q000517:prevention & control*
D014765:Viral Vaccines
Probleme in der Verhütung von Viruskrankheiten.