Navigating workplace uncertainty: a path analysis of perceived overqualification, covert narcissism, workplace alienation, and role ambiguity among nurses. - Mohamed, Heba Sobhy; Elbakry, Mohammed Adel Abd Elhafeez; Othman, Ahmed Abdellah; Atta, Mohamed Hussein Ramadan; Barakat, Abeer Moustafa; Hamed, Alaa Eldin Moustafa (BMC Nursing, 2025)