daud ahmad rizak, Arifin Tahir and Djamila Podungge 2020. The Strategy of Gorontalo Police Service in Improving Community Vaccination Discipline in the Era of the Covid-19 Pandemic. Journal of Economic, Business, and Administration (JEBA). 3, 4 (Sep. 2020), 89-99. DOI:https://doi.org/10.47918/jeba.v3i3.534.