EFFECT OF DEMOGRAPHIC ASPECTS ON  THE PERFORMANCE RADIOGRAPHER DURING  THE COVID-19 PANDEMIC IN BALI, INDONESIA: ROLE OF SELF-EFFICACY IN ONLINE TRAINING. (2024). The Southeast Asian Journal of Tropical Medicine and Public Health, 54(Suppl 2), 236-252. https://journal.seameotropmednetwork.org/index.php/jtropmed/article/view/1006