5YSX:
reference: Genetic Analysis of Reemerging GII.P16-GII.2 Noroviruses in 2016-2017 in China., Ao Y, Cong X, Jin M, Sun X, Wei X, Wang J, Zhang Q, Song J, Yu J, Cui J, Qi J, Tan M, Duan Z, J Infect Dis. 2018 Jun 5;218(1):133-143. doi: 10.1093/infdis/jiy182. PMID: 29617875

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