Azizan, N., Hambali, R.H., Kamat, S.R., Shamsudin, Z., Akmal, S. and Zin, M.H. 2019. Functionality of Lumbar Support Intervention towards Discomfort Level and Muscles Activity of Back Muscle for Manufacturing Industrial Workers. International Journal of Advanced Science and Technology. 28, 1 (Sep. 2019), 269 - 276.