Dyfyniad APA

Parra, G. I., & Green, K. Y. (2014). Sequential Gastroenteritis Episodes Caused by 2 Norovirus Genotypes. Centers for Disease Control and Prevention.

Dyfyniad Arddull Chicago

Parra, Gabriel I., and Kim Y. Green. Sequential Gastroenteritis Episodes Caused By 2 Norovirus Genotypes. Centers for Disease Control and Prevention, 2014.

Dyfyniad MLA

Parra, Gabriel I., and Kim Y. Green. Sequential Gastroenteritis Episodes Caused By 2 Norovirus Genotypes. Centers for Disease Control and Prevention, 2014.

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