Viral coinfections in hospitalized coronavirus disease 2019 patients recruited to the International Severe Acute Respiratory and Emerging Infections Consortium WHO Clinical Charact... by Vink, E, Davis, C, Maclean, A, Pascall, D, Mcdonald, SE, Gunson, R, Hardwick, HE, Oosthuyzen, W, Openshaw, PJM, Baillie, JK, Semple, MG, Ho, A, Mentzer, AJ, Sigfrid, L, Stuart, D