Thrombocytopenia

• Birmingham, Alabama, United States
• Phoenix, Arizona, United States
• Little Rock, Arkansas, United States
• Coronado, California, United States

• Lancaster, California, United States
• Long Beach, California, United States
• Los Angeles, California, United States
• Sacramento, California, United States

• Health Care Consultants — Los Angeles, California, United States
• Metropolitan Research — Fairfax, Virginia, United States

Not specified

• Ochsner Clinic Foundation — New Orleans, Louisiana, United States

Not specified

• Department of Pediatrics, Levine Children's Hospital, Carolinas Healthcare System — Charlotte, North Carolina, United States
• Astrid Lindgren Children's Hospital, Karolinska University Hospital — Stockholm, Sweden

• University of Southern Alabama Mitchell Cancer Institute — Mobile, Alabama, United States
• USC - LAC Medical Center — Los Angeles, California, United States
• University of California - Irvine, Chao Family Comprehensive Cancer Center — Orange, California, United States
• Rush University Medical Center — Chicago, Illinois, United States

• GSK Investigational Site — Gainesville, Florida, United States
• GSK Investigational Site — Saint Paul, Minnesota, United States

• GSK Investigational Site — Santa Monica, California, United States
• GSK Investigational Site — Miami, Florida, United States
• GSK Investigational Site — Tampa, Florida, United States
• GSK Investigational Site — Philadelphia, Pennsylvania, United States