Smallpox alert.
D002353:Carrier State; D004196:Disease Outbreaks; D005060:Europe; D005860:Germany, West; D006281:Health Occupations; D006761:Hospitals; D006801:Humans; D007194:India; D008505:Medical Staff, Hospital; D009726:Nurses; D012899:Smallpox / Q000453:epidemiology* / Q000517:prevention & control; D012900:Smallpox Vaccine; D014481:United States; D014611:Vaccination
D012900:Smallpox Vaccine