Phithawutthikorn, L., N. . Chumpathat, J. . Kompayak, P. . Thammawijaya, and N. . Ngsarmjiratam. “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.