Wardiana, Andri, and Ratih Asmana Ningrum. “Roferon-A: A Biologic Product of Human Interferon Alpha 2a”. Annales Bogorienses 19, no. 2 (December 18, 2015): 1–11. Accessed October 30, 2026. https://ejournal.brin.go.id/annales/article/view/7682.