Nurhayati and Yoshandi, T.M. 2022. QUALITY ANALYSIS OF THE IMPLEMENTATION OF THE COVID-19 MASS VACCINATION PROGRAM AGAINST MARKET TRADERS IN PEKANBARU CITY. Journal of Hospital Administration and Management (JHAM) . 3, 1 (Jun. 2022), 21–27. DOI:https://doi.org/10.54973/jham.v3i1.219.