“RELATIONSHIP BETWEEN LACTIC ACID LEVEL WITH LOW BACK PAIN (LBP) IN TAXI DRIVERS PEKANBARU” (2023) Al Insyirah International Scientific Conference on Health, 3(1), pp. 22–29. Available at: https://jurnal.ikta.ac.id/aisch/article/view/2345 (Accessed: 22 July 2026).