Sinaga S, Br. Barus L, Br. Singarimbun N, Zega DF, Simanjuntak HA, Purba H. PENYULUHAN PROGRAM PHBS CUCI TANGAN DI SD NEGERI 106165 MARINDAL I DELI SERDANG . CDJ [Internet]. 2023 Feb. 3 [cited 2025 Dec. 6];4(1):149-53. Available from: https://journal.universitaspahlawan.ac.id/index.php/cdj/article/view/12062