Jing An

Immunogenicity and Safety of a Single Booster Dose of Sabin-Strain Inactivated Poliovirus Vaccine in Adolescents and Adults: A Phase IV, Open-Label Trial

Background: In China, the current national immunisation schedule extends only to 4 years of age, and no polio booster dose is recommended for adolescents or adults, with data on immunogenicity and safety in these populations lacking. This phase IV trial evaluated the immunogenici...