Diphtheria – Diphtheria (dif-THEER-e-uh) is a serious bacterial infection that usually affects the mucous membranes of your nose and throat. Diphtheria signs and symptoms usually begin […]
Diphtheria – Diphtheria (dif-THEER-e-uh) is a serious bacterial infection that usually affects the mucous membranes of your nose and throat. Diphtheria signs and symptoms usually begin […]