1.
Ningsih KW, Sapta D, Fernando R. Occurrence of Low Back Pain in The Mechanical Part UPT Mechanization in Crops And Horticulture Department of Riau Province. J Keskom [Internet]. 2016 May 1 [cited 2024 Dec. 26];3(2):73-8. Available from: https://jurnal.htp.ac.id/index.php/keskom/article/view/106