Hanny Al-Samkari, MD^1,2, Fei Song, MD^3*, Elizabeth M. Van Cott, MD^1,4*, David J. Kuter, MD^1,5 and Rachel P. Rosovsky, MD, MPH^1,2

¹Harvard Medical School, Boston, MA
²Division of Hematology, Massachusetts General Hospital, Boston, MA
³Massachusetts General Hospital, Boston, MA
⁴Department of Pathology, Masscashusetts General Hospital, Boston, MA, MA
⁵Hematology Division, Massachusetts General Hospital, Boston, MA

Julie Jaffray, MD^1,2, Lisa Baumann Kreuziger, MD³, Brian Branchford, MD^4*, Arash Mahajerin⁵, Choo Phei A Wee^6*, E Vince S Faustino, MD, MHS^7*, Zakai A Neil, MD^8,9*, Stacy E. Croteau, MD¹⁰, Michael Silvey, DO¹¹, John Fargo, DO^12*, James D. Cooper, MD¹³, Nihal Bakeer, MD^14*, Amy Stillings^6*, Emily Krava^6*, Guy Young, MD^15,16 and Neil A Goldenberg, MD, PhD^17,18

¹University of Southen California Keck School of Medicine, Los Angeles
²Children's Hospital of Los Angeles, Los Angeles, CA
³Versiti, Milwaukee, WI
⁴Bloodcenter of Wisconsin, Menomonee Falls, WI
⁵CHOC Children's Hospital, Orange, CA
⁶Children's Hospital Los Angeles, Los Angeles, CA
⁷Department of Pediatrics, Yale School of Medicine, New Haven, CT
⁸Department of Pathology & Laboratory Medicine, University of Vermont, Burlington, VT
⁹Department of Medicine, Larner College of Medicine, University of Vermont, Burlington, VT
¹⁰Harvard Medical School, Boston, MA
¹¹Childrens Mercy Hospital, Kansas City, MO
¹²Pediatric Hematology/Oncology, Akron Children’s Hospital, Akron, OH
¹³Childrens Hospital of Pittsburgh, Pittsburgh, PA
¹⁴Indiana Hemophilia and Thrombosis Center, Indianapolis, IN
¹⁵University of Califormia Los Angeles, Children's Hospital Los Angeles, Los Angeles, CA
¹⁶Keck School of Medicine, University of Southern California, Los Angeles, CA
¹⁷Thrombosis and Stroke Programs, Johns Hopkins All Children's Hospital, St. Petersburg, FL
¹⁸Departments of Pediatrics and Medicine, Divisions of Hematology, Johns Hopkins University School of Medicine, Baltimore, MD

Surbhi Warrior, MD MPH^1*, Elizabeth Behrens, MD¹, Joshua Thomas, MD^1*, Priya Rajakumar, MD^2*, Sefer Gezer, MD^3,4, Parameswaran Venugopal, MD^3,4 and Shivi Jain, MD, MBBS^3,4

¹Department of Internal Medicine, Rush University Medical Center, Chicago, IL
²Division of Hematology, Oncology and Stem Cell Transplant, Rush University Medical Center, Chicago, IL
³Division of Hematology Oncology, Rush University Medical Center, Chicago, IL
⁴Rush University Cancer Center, Chicago, IL

Florian Moik, MD^1*, Gerald Prager, MD^2*, Sarah Wiedemann^1*, Florian Posch, MD, MSc, PhD^3*, Ingrid Pabinger, MD¹ and Cihan Ay, MD^1*

¹Department of Medicine I, Clinical Divison of Haematology and Haemostaseology, Medical University of Vienna, Vienna, Austria
²Department of Medicine I, Division of Oncology, Medical University Vienna, Vienna, Austria
³Department of Internal Medicine, Division of Oncology, Medical University of Graz, Graz, Austria

Iris Yeong- Fung Sheng, MD¹, Shilpa Gupta, MD^1*, Chandana A Reddy, MS^2*, Dana E Angelini, MD³, Pauline Funchain, MD^4*, Joanna Roopkumar, MBBS, MPH^4*, Tamara A. Sussman, MD^5*, Joseph Sleiman, MD^6*, Timothy D Gilligan, MD^6*, Moshe C Ornstein, MD, MA^1* and Alok A Khorana, MD⁴

¹Cleveland Clinic Foundation, Cleveland, OH
²Quantitative Health Sciences, Cleveland Clinic Foundation, Cleveland, OH
³Department of Hematology and Medical Oncology, Taussig Cancer Institute, Cleveland Clinic Foundation, Avon Lake, OH
⁴Department of Hematology and Medical Oncology, Taussig Cancer Institute, Cleveland Clinic Foundation, Cleveland, OH
⁵Taussig Cancer Institute, Department of Hematology & Medical Oncology, Cleveland Clinic Foundation, Cleveland, OH
⁶Cleveland Clinic Foundation, Cleveland

William E Plautz, BS¹, Shannon Haldeman^2*, Mitchell Dyer, MD, MSc^2*, Jason Sperry^2*, Francis Guyette^3*, Brian Zuckerbraun^2*, Marian A. Rollins-Raval, MD, MHP^4*, Jay Suman Raval, MD^5* and Matthew D Neal, MD FACS⁶

¹University of Pittsburgh School of Medicine, Student, Pittsburgh, PA
²University of Pittsburgh Department of Surgery, Pittsburgh, PA
³University of Pittsburgh Department of Emergency Medicine, Pittsburgh, PA
⁴Department of Pathology, University of New Mexico, Albuquerque, NM
⁵Unversity of New Mexico, Albuquerque, NM
⁶Department of Surgery, University of Pittsburgh, Pittsburgh, PA