O. . Jalal, 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”, J Neonatal Surg, vol. 13, no. 1, pp. 481–486, Jul. 2025.