1. Sarah Cannon Research Institute, Tennessee Oncology‐Chattanooga Chattanooga Tennessee USA
2. LTD Institute of Clinical Oncology Tbilisi Georgia
3. Dnipropetrovsk Medical Academy Dnipro Ukraine
4. Chernivtsi Regional Clinical Oncology Centre Chernivtsi Ukraine
5. Northside Hospital, Inc Atlanta Georgia USA
6. Department of Hematology‐Oncology University of Tartu Tartu Estonia
7. Latvian Oncology Centre Riga East University Hospital Riga Latvia
8. Florida Cancer Specialists Fort Myers Florida USA
9. LTD Cancer Research Centre Tbilisi Georgia
10. G1 Therapeutics Research Triangle Park North Carolina USA
11. Blue Ridge Cancer Care Blacksburg Virginia USA