Phithawutthikorn ล. ., Chumpathat น. ., Kompayak จ. ., Thammawijaya ป. ., and Ngsarmjiratam ณ. . “FACTORS ASSOCIATED WITH SYPHILIS INFECTION AMONG MALE CLIENTS ATTENDING SEXAULLY TRANSMITTED INFECTION CLINIC IN URBAN AREA”. JOURNAL OF THE POLICE NURSES, vol. 13, no. 2, Dec. 2021, pp. 290-9, https://he01.tci-thaijo.org/index.php/policenurse/article/view/246194.