Herawati and Eka Prasetia Hati Baculu 2022. Correlation of Knowledge and Public Attitude With Vaccination Covid-19 Injection at Sub-Discrit Tuwelei of Tolitoli Regency . Journal of Public Health and Pharmacy. 2, 3 (Nov. 2022), 55-58. DOI:https://doi.org/10.56338/jphp.v2i3.3895.