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[1] Philippe Colson, Hervé Richet, Christelle Desnues, et al., Pepper Mild Mottle Virus, a Plant Virus Associated with Specific Immune Responses, Fever, Abdominal Pains, and Pruritus in Humans, PLOS ONE, 2010, 5, e10041.
[2] O. Wertheim, K. W. Chu, S. M. Peiris, et al., A Case for the Ancient Origin of Coronaviruses, Journal of Virology, 2013, 87, 7039-7045.