https://en.wikipedia.org/wiki/Sverdlovsk_anthrax_leak
https://www.nytimes.com/2021/06/20/world/europe/coronavirus-lab-anthrax.html
https://www.bbc.co.uk/programmes/p04xm4c2
https://www.michigan.gov/michiganprepares/0,4621,7-232--384957--,00.html
https://www.theguardian.com/world/2016/aug/01/anthrax-outbreak-climate-change-arctic-circle-russia
https://www.the-scientist.com/news-analysis/sars-escaped-beijing-lab-twice-50137
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7096887/
https://www.nytimes.com/2021/11/23/magazine/covid-lab-leak.html
 https://en.wikipedia.org/wiki/1971_Aral_smallpox_incident
https://www.bbc.com/future/article/20170926-the-deadly-germ-warfare-island-abandoned-by-the-soviets
https://www.nytimes.com/2004/05/25/world/russian-scientist-dies-in-ebola-accident-at-former-weapons-lab.html
https://www.irishtimes.com/news/russian-scientist-dies-of-ebola-infection-1.980314#:~:text=A%20Russian%20researcher%20has%20died,containing%20the%20deadly%20Ebola%20virus.&text=The%20incident%20was%20the%20third,weapons%20laboratory%20in%20Soviet%20times.
https://www.cbc.ca/news/science/canadian-made-ebola-vaccine-used-after-german-lab-accident-1.827949
https://en.wikipedia.org/wiki/1978_smallpox_outbreak_in_the_United_Kingdom
https://www.nationalgeographic.com/science/article/smallpox
https://en.wikipedia.org/wiki/List_of_laboratory_biosecurity_incidents
https://janetparker.birminghamlive.co.uk/
https://www.bloomberg.com/opinion/articles/2021-05-27/covid-19-and-lab-leak-history-smallpox-h1n1-sars
https://www.bbc.com/news/uk-england-birmingham-45101091