Vaso-Occlusive Crises

• University of Alabama — Birmingham, Alabama, United States
• Children's Hospital Oakland — Oakland, California, United States
• Colorado Sickle Cell Treatement and Research Center — Aurora, Colorado, United States
• Howard University Hospital — Washington D.C., District of Columbia, United States

• Suburban Hospital — Bethesda, Maryland, United States
• National Institutes of Health Clinical Center, 9000 Rockville Pike — Bethesda, Maryland, United States

Not specified

Not specified

• Bogotá, Colombia
• Santo Domingo, Dominican Republic
• San Pedro Sula, Honduras
• Panama City, Panama

• Hospital University Center of Pointe-à-Pitre — Pointe-à-Pitre, Guadeloupe

• Mount Sinai Hospital — New York, United States
• University of Cincinnati Medical Center — Cincinnati, Ohio, United States

• Children's Hospital of Oakland and Research Institute — Oakland, California, United States
• University of California - San Francisco — San Francisco, California, United States
• University of Colorado at Denver and Health Sciences Center--Sickle Cell Treatment and Research Center — Denver, Colorado, United States
• Kosair Children's Hospital — Louisville, Kentucky, United States

• University of South Alabama — Mobile, Alabama, United States
• Phoenix Children's Hospital — Phoenix, Arizona, United States
• UCSF Benioff Children's Hospital — Oakland, California, United States
• University of California Davis Health System — Sacramento, California, United States

• Rady Children's Hospital — San Diego, California, United States
• Children's Hospital of Southwest Florida — Fort Myers, Florida, United States
• Joe Dimaggio Children's Hospital — Hollywood, Florida, United States
• Ann and Robert H. Lurie Children's Hospital of Chicago — Chicago, Illinois, United States