Africa CDC Halts US-Funded Hepatitis B Vaccine Trial Over Ethics 2 min read News Africa CDC Halts US-Funded Hepatitis B Vaccine Trial Over Ethics Oluwatobi Adu January 20, 2026 0 ABUJA, Nigeria – Africa’s top public health agency halts a United States-funded hepatitis B vaccine trial in... Read More Read more about Africa CDC Halts US-Funded Hepatitis B Vaccine Trial Over Ethics