(์ฒ์ฐ๋)
- Etiology : Variola virus (major & minor)
- Occurence : only in human
- Vaccine
- E. Jenner (1798)์ด vaccina virus๋ฅผ ์ด์ฉํ ๋ฐฑ์ ๋์ โ 1979 completely eradicated.
- protects not only variola but also orthopoxvirus
- not against parapox, yatapox