Navaphongpaveen K, Duangkaew O, Pakham T. Performance Effciency of Nursing Assistants in Private Hospitals in Bangkok and Metropolitan Region. JSHRA [internet]. 2023 Jul. 30 [cited 2026 Mar. 7];29(2):19-36. available from: https://so05.tci-thaijo.org/index.php/psujssh/article/view/264486