“SOSIALISASI TENTANG PENERAPAN PROTOKOL KESEHATAN PENCEGAHAN COVID-19 DI KABUPATEN BATU BARA PROVINSI SUMATERA UTARA”. JURNAL PENGMAS KESTRA (JPK) 1, no. 2 (December 29, 2021): 227–230. Accessed November 30, 2025. https://ejournal.medistra.ac.id/index.php/JPK/article/view/711.