Poon, L. L. M. (2006). Sars and Other Coronaviruses in Humans and Animals. The Nidoviruses.
शिकागो स्टाइल उद्धरणPoon, Leo L. M. "Sars and Other Coronaviruses in Humans and Animals." The Nidoviruses 2006.
एमएलए उद्धरणPoon, Leo L. M. "Sars and Other Coronaviruses in Humans and Animals." The Nidoviruses 2006.
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