Evaluation of the adverse events following immunization surveillance system in Guruve district, Mashonaland Central 2017.

Introduction: An adverse event following immunisation is any untoward medical occurrence which follows vaccination. Frequency of adverse events ranges from 13% to 34% and they should be reported regardless of severity. From the beginning of 2016 to mid-2017, Guruve district in Zimbabwe did not report any AEFIs.