Abdul Samad, N. I., Zainul Maridin, A. F., Hamzah, N. A., Anua, S. M., Mamat, M. N., & Mohd Nawi, M. N. (2023). Prevalence Of Back Pain Among Food Delivery Riders In Kota Bharu, Kelantan: A Preliminary Study. Journal of Energy and Safety Technology (JEST), 5(2), 52–60. https://doi.org/10.11113/jest.v5n2.118