Sitorus TM, Lubis RF, Tamami B. Measurement of the Physiological Workload of Sorting Station Operators in A Palm Oil Processing Factory. IJIEM [Internet]. 2025 Mar. 20 [cited 2026 May 28];5(3):861-6. Available from: https://training-ojs3-publikasi.mercubuana.ac.id/index.php/ijiem/article/view/25071