DNA Virus Infections

• Children's Hospital & Research Center at Oakland — Oakland, California, United States
• Riley Hospital for Children — Indianapolis, Indiana, United States
• Children's Hospital & Regional Medical Center, d/b/a Seattle Children's Research Institute — Seattle, Washington, United States
• Multiprofile Hospital for Active Treatment Sveti Georgi — Plovdiv, Bulgaria

• Dermatologic Unit, Ospedale Maggiore Policlinico, Milan, Italy — Milan, Italy

• Asian Pacific Liver Center — Los Angeles, California, United States
• Stanford University Medical Center — Palo Alto, California, United States
• Research and Education Inc — San Diego, California, United States
• San Jose Gastroenterology — San Jose, California, United States

• Hospital of the University of Pennsylvania — Philadelphia, Pennsylvania, United States

• Sang Hoon Ahn — Seoul, Seodaemun-gu, South Korea

• Hospital of the University of Pennsylvania — Philadelphia, Pennsylvania, United States

• Hospital of the University of Pennsylvania — Philadelphia, Pennsylvania, United States

• Investigation Site #1 — Hot Springs, Arkansas, United States
• Investigational Site #4 — Fremont, California, United States
• Investigational Site #11 — Sacramento, California, United States
• Investigational Site #2 — Colorado Springs, Colorado, United States

Not specified

• Centre Hospitalier Régional Universitaire de Besançon — Besançon, France
• Centre Hospitalier Intercommunal de la Haute Saône — Vesoul, France