As a Medical Virologist and Director of WHO National Polio Laboratory, UMTH, Maiduguri, Nigeria, I am often invited by Borno State Ministry of Health to supervise the supplementary immunization activities in the State















As a Medical Virologist and Director of WHO National Polio Laboratory, UMTH, Maiduguri, Nigeria, I am often invited by Borno State Ministry of Health to supervise the supplementary immunization activities in the State