*Pirogov Russian National Research Medical University, Moscow, Russia
†Medical University of Silesia, Katowice, Poland
‡University of Maryland School of Medicine, Baltimore, USA
§Legacy Good Samaritan Medical Center, Portland, USA
∥Department of Orthopaedic Surgery, Syosset Hospital, Northwell Health, Syosset, New York, USA
¶Division of Vascular Surgery, Lahey Hospital and Medical Center, Burlington, USA
#University of Ferrara, Ferrara, Italy
**Department of Respiratory and Critical Care Medicine, Beijing Shijitan Hospital, Capital Medical University, Beijing, China
††Pritzker School of Medicine, Chicago, USA
The reprints will not be available from the authors.
Contribution: Joseph Caprini, Kirill Lobastov, and Tomasz Urbanek designed the study; Kirill Lobastov, Tomasz Urbanek, and Eugeniy Stepanov collected the data; Kirill Lobastov and Tomasz Urbanek analyzed the data, Kirill Lobastov, Tomasz Urbanek, and Joseph Caprini wrote the manuscript; all authors critically reviewed the article for important intellectual content and gave final approval of the version to be published.
Funding: This study was not supported by any scientific grants or medical industry.
Conflicts of Interest: All authors declare no competing financial interests.
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