Sohail Abbas, *Dr. Asma Islam, Dr. Sana Ejaz. Perceived Service Quality and Social Impact of Punjab Employees Social Security Institution (PESSI): A Psychometric and Empirical Investigation . PJSSR [Internet]. 2026 Jan. 10 [cited 2026 Feb. 1];4(1):20-9. Available from: https://policyjssr.com/index.php/PJSSR/article/view/703