Zalila, Rifka, H. Firman, and Vika Apriyatin. 2021. “PENGETAHUAN DAN TINDAKAN PETUGAS TENTANG CUCI TANGAN PAKAI SABUN DI PUSKESMAS 23 ILIR KOTA PALEMBANG”. Indonesian Journal of Health and Medical 1 (4):620-27. http://ijohm.rcipublisher.org/index.php/ijohm/article/view/165.