[Smallpox vaccination of hospital personnel. Sickness absenteeism and frequency of take].
D000041:Absenteeism; D006801:Humans; D010557:Personnel Administration, Hospital; D010564:Personnel, Hospital; D012899:Smallpox; D012900:Smallpox Vaccine; D014611:Vaccination
D012900:Smallpox Vaccine
HOSPITAL PERSONNEL ADMINISTRATION; SMALLPOX VACCINE