In Nigeria, children are vulnerable to the preventable killer diseases: diphtheria, tetanus, tuberculosis, measles, whooping cough and poliomyelitis which account for the high rates of mortality and morbidity in children. Immunization coverage has been fluctuating due to organizational, logistic and sociological reasons. For some time, Nigeria was one of the last polio endemic zones that were difficult to eradicate. The government in concert with international development partners has been expending colossal resources to tackle the ravages of childhood diseases. Still, there are...