Nahlia, Nurul Laili, and Lita Setyowatie. 2020. “Overlapping Primary and Secondary Syphilis in Human Immunodeficiency Virus (HIV) Patient”. Qanun Medika - Medical Journal Faculty of Medicine Muhammadiyah Surabaya 4 (2):265-72. https://doi.org/10.30651/jqm.v4i2.4378.