Suntadvoot, Choochuen, Mayuratana Tepmongkol, and Choomanee Lamom. 2023. “A study of V.D.R.L. in various diseases”. Siriraj Medical Journal 22 (8):794-800. https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/264309.