Immunization of college students against diphtheria.
D004165:Diphtheria / Q000276:immunology*; D006801:Humans; D007114:Immunization; D013334:Students; D013742:Tetanus / Q000276:immunology*; D013745:Tetanus Toxoid; D014611:Vaccination
D013745:Tetanus Toxoid
DIPHTHERIA/immunology; TETANUS/immunology