Khamhongsa V. RETRACTED ARTICLE: Model Development for Village Health Volunteers Performance in Na Nang Subdistrict, Phonphisai District, Nongkhai Province . J. Off. Dis. Prev. Control 9 [internet]. 2025 Apr. 2 [cited 2026 Sep. 27];31(1):98-109. available from: https://he02.tci-thaijo.org/index.php/ODPC9/article/view/266983