Arbel Y, Fialkoff C, Kerner A, Kerner M. COVID-19 Morbidity and Mortality Factors: An International Comparison. REGION [Internet]. 2023 Aug. 27 [cited 2024 Jul. 17];10(3):31-44. Available from: https://openjournals.wu.ac.at/ojs/index.php/region/article/view/455