PRANATA, Fanny Cosla; WINARNI, Sri; RACHMAN, Zainol. The Effect of Jingle Health Promotion Media on the Knowledge of Covid 19 Prevention in the GRJB Group. Jurnal Pendidikan Kesehatan, [S.l.], v. 11, n. 1, p. 91-95, apr. 2022. ISSN 2442-7993. Available at: <https://ojs.poltekkes-malang.ac.id/index.php/jpk/article/view/2543>. Date accessed: 21 june 2024. doi: https://doi.org/10.31290/jpk.v11i1.2543.