[Problems with vaccination against virus diseases].
D006801:Humans; D007114:Immunization; D007391:International Cooperation; D011819:Rabies Vaccines; D012900:Smallpox Vaccine; D014611:Vaccination; D014612:Vaccines / Q000592:standards*; D014777:Virus Diseases / Q000517:prevention & control*; D014944:World Health Organization
D011819:Rabies Vaccines; D012900:Smallpox Vaccine; D014612:Vaccines
Problémy vakcinácie proti vírusovým nákazám.