Siong, P., Sidharta, B.R.A. and Kurniati, A. 2020. The Association of Syphilis Infection and Other Risk Factors with Immunity of Patients with HIV on Anti-Retroviral Therapy. INDONESIAN JOURNAL OF CLINICAL PATHOLOGY AND MEDICAL LABORATORY. 26, 3 (Sep. 2020), 257–265. DOI:https://doi.org/10.24293/ijcpml.v26i3.1548.