Liu, Taixiu, Peng Gao, Xinhui Lv, Zheng Shi, Heng Zhang, and Wu Li. “Epidemiological Study on Seroprevalence of Syphilis in Patients With Mental Diseases”. The Journal of Infection in Developing Countries 18, no. 07 (July 29, 2024): 1074–1081. Accessed February 23, 2025. https://jidc.org/index.php/journal/article/view/39078793.