Alamsyah, Ajib, I Nyoman Mangku Karmaya, I Nyoman Gede Wardana, & I Gusti Ayu Widianti. " SEX, BATCH, AND SITTING DURATION ARE RELATED TO THE PREVALENCE OF LOW BACK PAIN AMONG UNDERGRADUATE STUDY PROGRAM IN MEDICINE AND MEDICAL PROFESSION STUDENTS OF UDAYANA UNIVERSITY DURING ONLINE CLASSES." E-Jurnal Medika Udayana [Online], 12.3 (2023): 94-98. Web. 21 May. 2024