“Impact of COVID-19 Attributable Deaths on Longevity, Premature Mortality and DALY: Estimates of USA, Italy, Germany and Sweden”. Global Journal of Medical Research 20, no. F9 (October 5, 2020): 13–25. Accessed August 13, 2026. https://medicalresearchjournal.org/index.php/GJMR/article/view/2234.