[Smallpox vaccination].
D000337:Aerospace Medicine; D006801:Humans; D007558:Italy; D012899:Smallpox / Q000517:prevention & control*; D012900:Smallpox Vaccine / Q000008:administration & dosage*; D014195:Travel; D014329:Tropical Climate
D012900:Smallpox Vaccine
Sulla vaccinazione antivaiolosa.