Ayu D, Chairunnisa C, Azizi HA, Malau N, Hasibuan PM. APPLICATION OF ERGONOMICS TO IMPROVE HEALTH AND WORK PRODUCTIVITY IN CLASS A MEDAN SEARCH AND RESCUE OFFICE. Hearty [Internet]. 2024 Apr. 1 [cited 2025 Feb. 22];12(2):371-6. Available from: http://360665.5mvk4.group/index.php/Hearty/article/view/16344