Harianja RR, Eryando T. PERSEPSI KELOMPOK LANSIA TERHADAP KESEDIAAN MENERIMA VAKSINASI COVID-19 DI WILAYAH RURAL INDONESIA. PREPOTIF [Internet]. 2023 Dec. 20 [cited 2025 Dec. 6];5(2):775-83. Available from: https://journal.universitaspahlawan.ac.id/index.php/prepotif/article/view/1946