Hoang Nguyen K. The roles of public service motivation and humble leadership in promoting work engagement among healthcare professionals: 10.55131/jphd/2025/230108. J Public Hlth Dev [internet]. 2024 Dec. 31 [cited 2025 Dec. 6];23(1):102-18. available from: https://he01.tci-thaijo.org/index.php/AIHD-MU/article/view/271290