Putri, S.A.D.M.M., Kristiyanto, A. and Prasetya, H. 2021. Meta-Analysis the Effectiveness of McKenzie Exercise to Reduce Pain in Patients with Non-Specific Low Back Pain. Journal of Epidemiology and Public Health. 6, 1 (Jul. 2021), 33–41. DOI:https://doi.org/10.26911/jepublichealth.2021.06.01.06.