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Coffey LL, Van Rompay K, Keesler R, Pesavento P, Singapuri A, Linnen J, Gao K (May 22, 2017). "HHSF223201610542P Final Report"(PDF). Food and Drug Administration. Archived(PDF) from the original on January 26, 2018. Retrieved April 22, 2020.
handle.net
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Zoonoses JF, Organization WH, Nations Fa (1967). Joint FAO/WHO Expert Committee on Zoonoses [meeting held in Geneva from 6 to 12 December 1966] : third report. World Health Organization. hdl:10665/40679. ISBN978-92-4-120378-4.