Diphtheria: Understanding the Disease and 5 Essential Prevention Measures Diphtheria: Understanding the Disease and 5 Essential Prevention Measures Diphtheria is a highly contagious bacterial infection caused by Corynebacterium diphtheriae. It primarily affects the respirat... Diphtheria Vaccine EHA Clinics Abuja EHA Clinics Kano EHA Clinics Lagos Prevention of Diphtheria Vaccination