Arshad, M. A., M. Z. Shamsudin, and M. J. A. Mustafa. “Laptop Use and Upper Extremities Musculoskeletal Disorders Among Higher Learning Students”. MAEH Journal of Environmental Health, vol. 2, no. 2, Mar. 2020, pp. 1-4, https://jurnal.maeh4u.org.my/index.php/home/article/view/1.