People most at risk of #diphtheria infection include
Children & adults who have not received any or a single dose of the anti-diphtheria vaccine
Healthcare workers & others who are exposed to suspected/confirmed cases of diphtheria
People who live in a crowded environment
People who live in areas with poor sanitation
Read our public health advisory on what you need to know
https://ncdc.gov.ng/news/435/diphtheria-public-health-advisory-amidst-outbreak-in-nigeria