Marningot Tua Natalis Situmorang. (2022). APPLICATION OF CLEAN AND HEALTHY LIFESTYLE (CHL) FOR SAHID UNIVERSITY STUDENTS IN THE COVID-19 PANDEMIC ERA. TEACHING AND LEARNING JOURNAL OF MANDALIKA (TEACHER) E- ISSN 2721-9666 , 3(2), 51-62. https://doi.org/10.36312/teacher.v3i2.549