1. Military Medical Academy, St. Petersburg, Russia
2. Russian Medical Academy of Continuous Professional Education, Moscow, Russia
3. Rostov State Medical University, Rostov-on-Don, Russia
4. Pirogov Russia National Research Medical University (RNRMU), Moscow, Russia
5. Moscow Regional Research and Clinical Institute, Moscow, Russia
6. Russian Medical Academy of Continuous Professional Education, Irkutsk, Russia
7. Almazov National Medical Research Centre, St. Petersburg, Russia
8. Ural State Medical University, Yekaterinburg, Russia
9. Stavropol Regional Clinical Hospital, Stavropol, Russia; Stavropol State Medical University, Stavropol, Russia
10. Penn State Health Milton S. Hershey Medical Center, Hershey, United States of America
11. Northern State Medical University, Arkhangelsk, Russia
12. Kemerovo State Medical University, Kemerovo, Russia
13. Volgograd State Medical University, Volgograd, Russia
14. Pirogov Russia National Research Medical University (RNRMU), Moscow, Russia; City Clinical Hospital No 1 named after N.I. Pirogov, Moscow, Russia
15. Pirogov Russia National Research Medical University (RNRMU), Moscow, Russia; Sechenov First Moscow State Medical University, Moscow, Russia