Ali, Anila, Roslinah Mohamad Hussain, Nazri Che Dom, and Mujid Abdullah. “Noise-Induced Cortisol Assessment Among Young Motorcyclist: A Field Study”. Asian Journal of Quality of Life 3, no. 13 (August 26, 2018): 117–127. Accessed May 2, 2024. https://ajqol.e-iph.co.uk/index.php/ajqol/article/view/168.