Hamidian, Mojdeh Sadat, Torabie, Ahmad, Kaviani Cherati, Soodabeh, Haji Esfandiari, Soheila, Rohani Otaghsara, Mahsa. Comparison of the Effectiveness of Cognitive-Behavioral Therapy (CBT) with Acceptance and Commitment-Based Therapy (ACT) on Reducing Depression and Life Expectancy in the Elderly with Empty Nest Syndrome. Journal of Excellence in Counseling and Psychotherapy. 2022;11(42):1-13. doi: