1. 1. World Health Organization: Global hepatitis report, 2017. https://www.who.int/publications/i/item/global-hepatitis-report-2017 (accessed July 19, 2021).
2. 2. World Health Organization. Fenner F, Henderson DA, Arita I, Jezek Z, Ladnyi, ID. Smallpox and its eradication. Geneva. 1988. https://apps.who.int/iris/handle/10665/39485?locale-attribute=en& (accessed July 19, 2021). (in Japanese)
3. 3. Choo QL, Kuo G, Weiner AJ, Overby LR, Bradley DW, Houghton M. Isolation of a cDNA clone derived from a blood-borne non-A, non-B viral hepatitis genome. Science. 1989; 244:359-362.
4. 4. Outline of Basic Act on Measures against Hepatitis. Annual Health, Labour and Welfare Reports: Act No.97, 2009. https://www.mhlw.go.jp/english/wp/wp-hw4/dl/health_and_medical_services/P62.pdf (accessed July 19, 2021).
5. 5. El-Akel W, El-Sayed MH, El-Kassas M, El-Serafy M, Khairy M, Elsaeed K, Kabil K, Hassany M, Shawky A, Yosry A, Shaker MK, ElShazly Y, Waked I, Esmat G, Doss W. National treatment program of hepatitis C in Egypt: Hepatitis C virus model of care. J Viral Hepatol. 2017; 24:262-267.