Routine childhood vaccination against smallpox reconsidered.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007115:Immunization Schedule; D007223:Infant; D008875:Middle Aged; D008887:Military Medicine; D012899:Smallpox / Q000453:epidemiology / Q000401:mortality / Q000517:prevention & control*; D013882:Thiosemicarbazones / Q000627:therapeutic use; D014195:Travel; D014481:United States; D014611:Vaccination / Q000009:adverse effects / Q000401:mortality; D014615:Vaccinia / Q000401:mortality; D005719:gamma-Globulins / Q000627:therapeutic use
D013882:Thiosemicarbazones; D005719:gamma-Globulins