helmi, nur, Dedi Afandi, Doni Jepisah, Hetty Ismainar, and Novita Rany. “Determinants of Compliance With the Implementation of the Covid-19 Health Protocol for High School Students in Kampa District Kampar District”. Jurnal kesehatan komunitas (Journal of community health) 8, no. 2 (August 31, 2022): 237–246. Accessed July 14, 2024. https://jurnal.htp.ac.id/index.php/keskom/article/view/1117.