Jalal, O. ., J. A. . Lakhiar, H. M. . Imtiaz Afzal, S. I. . Ahmad, Z. A. . Chaudhry, and A. M. . Khan. “Comparative Efficacy of Progressive Muscle Relaxation Versus Sleep Hygiene in Psychiatric Outpatients With Insomnia Suffering from Anxiety and Depression: A Quasi-Experimental Study”. Journal of Neonatal Surgery, vol. 13, no. 1, July 2025, pp. 481-6, doi:10.63682/jns.v13i1.8431.