Winichakoon, P., Chaiwarith, R., Liwsrisakun, C., Salee, P., Goonna, A., Limsukon, A., & Kaewpoowat, Q. (2020). Negative Nasopharyngeal and Oropharyngeal Swabs Do Not Rule Out COVID-19. J Clin Microbiol.
शिकागो स्टाइल उद्धरणWinichakoon, Poramed, Romanee Chaiwarith, Chalerm Liwsrisakun, Parichat Salee, Aree Goonna, Atikun Limsukon, और Quanhathai Kaewpoowat. "Negative Nasopharyngeal and Oropharyngeal Swabs Do Not Rule Out COVID-19." J Clin Microbiol 2020.
एमएलए उद्धरणWinichakoon, Poramed, et al. "Negative Nasopharyngeal and Oropharyngeal Swabs Do Not Rule Out COVID-19." J Clin Microbiol 2020.
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