Pratama DR, Nasution SL, Halim A. Influence Of Safety, Health, Work Accident, Work Spirit And Work Ability On Employee Performance In Planning Agency District Regional Development Labuhan Batu. Quant. Econ. Manag. Stud. [Internet]. 2023 Feb. 3 [cited 2026 Jul. 10];4(3):392-401. Available from: https://qemsjournal.org/index.php/qems/article/view/1554