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  • Diphtheria Vaccine
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    About the Diphtheria Vaccine

    Diphtheria is a highly contagious disease caused by the bacterium Corynebacterium diphtheriae. The disease is a bacterial infection in the upper respiratory tract. Symptoms include weakness, sore throat, fever, swollen neck glands, and difficulty breathing. The breathing difficulties associated with diphtheria are the result of a thick gray coating in the nose or throat called […] More