Harianah, H., Retnowati, E. and Triyono, E.A. 2018. NEOPTERIN AND CD4+ T-LYMPHOCYTES IN STAGE I HIV INFECTION (Neopterin dan Limfosit T-CD4+ di Infeksi HIV Stadium I). INDONESIAN JOURNAL OF CLINICAL PATHOLOGY AND MEDICAL LABORATORY. 22, 3 (Apr. 2018), 279–283. DOI:https://doi.org/10.24293/ijcpml.v22i3.1246.