Siregar SR, Indriani F, Masyithah R, Batubara RW, Putri A, Harahap DAP. MANAGEMENT OF HAZARDOUS AND TOXIC WASTE (B3) AT MENTAL HOSPITAL X IN MEDAN CITY. Hearty [Internet]. 2026 Apr. 2 [cited 2026 Apr. 2];14(2):479-85. Available from: https://ejournal.uika-bogor.ac.id/index.php/Hearty/article/view/21839