Yalfani, A., Mohamadkhani, M., Ahmadi, M., & Asgarpoor, A. "The Effect of Core Stability Exercises with Abdominal Hollowing on Plantar Pressure Distribution Symmetry in Females with Chronic Non-Specific Low Back Pain: An Experimental Study", Community Health Journal, 17, 3, 2023, 81-92. doi: 10.22123/chj.2023.401581.2013