![Comparison of the characteristics, morbidity, and mortality of COVID-19 and seasonal influenza: a nationwide, population-based retrospective cohort study - The Lancet Respiratory Medicine Comparison of the characteristics, morbidity, and mortality of COVID-19 and seasonal influenza: a nationwide, population-based retrospective cohort study - The Lancet Respiratory Medicine](https://www.thelancet.com/cms/attachment/6d883661-f6f0-4cde-a83f-29147e946c85/gr1_lrg.jpg)
Comparison of the characteristics, morbidity, and mortality of COVID-19 and seasonal influenza: a nationwide, population-based retrospective cohort study - The Lancet Respiratory Medicine
![European all-cause excess and influenza-attributable mortality in the 2017/18 season: should the burden of influenza B be reconsidered? - ScienceDirect European all-cause excess and influenza-attributable mortality in the 2017/18 season: should the burden of influenza B be reconsidered? - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S1198743X19300588-gr1.jpg)
European all-cause excess and influenza-attributable mortality in the 2017/18 season: should the burden of influenza B be reconsidered? - ScienceDirect
Age-Specific Mortality During the 1918 Influenza Pandemic: Unravelling the Mystery of High Young Adult Mortality | PLOS ONE
![QuickStats: Death Rates from Influenza and Pneumonia Among Persons Aged ≥65 Years, by Sex and Age Group — National Vital Statistics System, United States, 2018 | MMWR QuickStats: Death Rates from Influenza and Pneumonia Among Persons Aged ≥65 Years, by Sex and Age Group — National Vital Statistics System, United States, 2018 | MMWR](https://www.cdc.gov/mmwr/volumes/69/wr/figures/mm6940a5-F.gif)