N. S. Ambar, A. Aryati, T. Kusmiati, and E. A. Triyono, “CORRELATION BETWEEN INTERFERON GAMMA RELEASE ASSAY OF ELISPOT METHOD AND CD4+ T LYMPHOCYTE CELL COUNT IN HIV POSITIVE PATIENTS”, Indonesian J. Clin. Pathol. Med. Lab., vol. 25, no. 3, pp. 333–339, Apr. 2019.