Purpura

• University of California San Diego Medical Center — San Diego, California, United States
• University of California, San Francisco — San Francisco, California, United States
• Davis, Posteraro and Wasser, MD's LLP — Manchester, Connecticut, United States
• Baptist Cancer Institute — Jacksonville, Florida, United States

• Investigator Site 0010116 — Springdale, Arkansas, United States
• Investigator site 0010036 — Los Angeles, California, United States
• Investigator Site 0010045 — Washington D.C., District of Columbia, United States
• Investigator Site 0010104 — Weston, Florida, United States

• Aarau Cantonal Hospital, Division of Hematology — Aarau, Switzerland
• University Children's Hospital Basel (UKBB) — Basel, Switzerland
• University Hospital Basel, Division of Hematology — Basel, Switzerland
• University Hospital Bern, Division of Hematology — Bern, Switzerland

• Municipal non-profit enterprise "City Clinical Hospital No. 4" of the Dnipro City Council — Dnipro, Ukraine
• Municipal non-profit enterprise "Khmelnytskyi Regional Hospital" of the Khmelnytskyi Regional Council — Khmelnytskyi, Ukraine
• Municipal Non-Profit Enterprise "Kirovohrad Regional Hospital of the Kirovohrad Regional Council" — Kropyvnytskyi, Ukraine
• Medical Center "OK!Clinic+" of the Company with Limited Liability "International Institute of Clinical Research" — Kyiv, Ukraine

• Beijing Ditan Hospital,Capital Medical University — Beijing, Chaoyang District, China

• Blood diseases hospital, Chinese academy of medical university — Tianjin, Tianjin Municipality, China

• University of Southern California, 1441 Eastlake Ave. — Los Angeles, California, United States
• Duke University Medical Center, 2301 Erwin Road — Durham, North Carolina, United States
• East Carolina University, 600 Moye Boulevard — Greenville, North Carolina, United States
• The Cleveland Clinic Foundation, 9500 Euclid Avenue — Cleveland, Ohio, United States

Not specified

• Hôpital Universitaire Henri Mondor — Créteil, France
• CHU Dijon - Hôpital François Mitterrand Médecine 1 - Etudes Cliniques — Dijon, France
• CHU Toulouse - Hôtel-Dieu Saint-Jacques — Toulouse, France
• Careggi Hospital — Florence, Italy

• Peking Union hospital — Beijing, China
• West China hospital — Chengdu, China
• Chinese academy of medical science hematology hospital — Tianjin, China
• Wuxi People's Hospital — Wuxi, China