Hashemi, M., P. Dadkhah, M. Taheri, and M. Ghasemi. “Evaluating the Effect of Melatonin on Pain Control and Quality of Life in Patients With Chronic Low Back Pain: A Randomized Clinical Trial”. Novelty in Biomedicine, vol. 7, no. 3, June 2019, pp. 134-41, doi:10.22037/nbm.v7i3.23691.