Begum, H.; Dwyer, D. E.; Holmes, M.; Irving, L. B.; Simpson, G.; Senanayake, S.; Korman, T.; Friedman, N. D.; Cooley, L.; Wark, P. Surveillance for Severe Influenza and COVID-19 in Patients Admitted to Sentinel Australian Hospitals in 2020: The Influenza Complications Alert Network (FluCAN). Commun Dis Intell (2018) 2022, 46.