当你我安然度过没有天花的世界，不应忘记：这份自由始于一群不知名的孤儿，他们曾站在颠簸的甲板上，任由手臂结痂、脱落、再结新痂。历史从未如此谦卑——拯救世界的，常是那些不知道自己正在拯救世界的人…
参考文献：
[1]Alcamí A. Was smallpox a widespread mild Disease? [J]. Science, 2020, 369(6502): 376–377.
[2] Thèves C, Biagini P, Crubézy E. The rediscovery of Smallpox [J]. Clinical Microbiology and Infection, 2014, 20(3): 210–218.
[3]Yamanouchi K. Scientific background to the global eradication of Rinderpest [J]. Veterinary Immunology and Immunopathology, 2012, 148(1–2): 12–15.
[4]Breman J G, Arita I. The Confirmation and Maintenance of Smallpox Eradication [J]. New England Journal of Medicine, 1980, 303(22): 1263–1273.
[5]Breman J G, Arita I. The Confirmation and Maintenance of Smallpox Eradication [J]. New England Journal of Medicine, 1980, 303(22): 1263–1273.
