Cameroonian Children begin First Round of Polio Vaccination
Children in Cameroon, aged zero to five, have begun taking the type-2 polio-derived vaccine to immunise themselves against poliomalyties, an ...
Tag: type-2 polio-derived vaccine
Children in Cameroon, aged zero to five, have begun taking the type-2 polio-derived vaccine to immunise themselves against poliomalyties, an ...