The vaccination and immunization history of children entering first grade in 1951 and 1952.
D002648:Child; D004165:Diphtheria / Q000517:prevention & control*; D006801:Humans; D012899:Smallpox / Q000517:prevention & control*; D013742:Tetanus / Q000517:prevention & control*; D013745:Tetanus Toxoid; D014611:Vaccination; D012901:Variola virus; D014917:Whooping Cough / Q000517:prevention & control*
D013745:Tetanus Toxoid
DIPHTHERIA/prevention and control; SMALLPOX/prevention and control; TETANUS/prevention and control; WHOOPING COUGH/prevention and control