Ginting, Hana Isal Salina, Farhat Farhat, and Mutiara Indah Sari. “The Serological Examination of Immunoglobulin A Anti-Early Antigen of Epstein–Barr Virus (Anti-EA EBV IgA) in the Nias Tribe Nasopharyngeal Cancer Patients”. Open Access Macedonian Journal of Medical Sciences 10, no. A (July 28, 2022): 1116–1120. Accessed April 24, 2024. https://oamjms.eu/index.php/mjms/article/view/7025.