Influenza-associated mortality in hospital care: a retrospective cohort study of risk factors and impact of oseltamivir in an English teaching hospital, 2016 to 2017 Reacher, Mark and Warne, Ben and Reeve, Lucy and Verlander, Neville Q. and Jones, Nicholas K. and Ranellou, Kyriaki and Christou, Silvana and Wright, Callum and Choudhry, Saher and Zambon, Maria and Sander, Clare and Zhang, Hongyi and Jalal, Hamid, Eurosurveillance, 24, 1900087 (2019), https://doi.org/10.2807/1560-7917.ES.2019.24.44.1900087