Sunthorn, Thatsanee, Netchanok Sritoomma, and Phechnoy Singchungchai. 2022. “Influencing of the Managerial Roles and Safety Management of Frist-Line Nurse Managers on Safety Outcomes As Perceived by Professional Nurses of Operating Room in General Hospitals”. Journal of Health and Health Management 8 (1). Bangkok, Thailand:137-50. https://he01.tci-thaijo.org/index.php/slc/article/view/254865.