Hemoglobinuria, Paroxysmal

• Alexion Pharmaceuticals, Inc. (Sponsor) — Boston, Massachusetts, United States

• The First Affiliated Hospital of Nanjing Medical University — Nanjing, China

• Peking Union Medical College Hospital, Chinese Academy of Medical Sciences — Beijing, Beijing Municipality, China
• The Blood Disease Hospital of the Chinese Academy of Medical Sciences — Tianjin, Tianjin Municipality, China

• Hematology Hospital of the Chinese Academy of Medical Sciences — Tianjin, Tianjin Municipality, China
• The First Affiliated Hospital, College of Medicine, Zhejiang University — Hangzhou, Zhejiang, China

• Peking Union Medical College Hospital — Beijing, China
• Jiangsu Province Hospital — Nanjing, China
• Chinese Academy of Medical Sciences Peking Union Medical College - Institute of Hematology Blood Diseases Hospital — Tianjin, China
• Henan Cancer Hospital — Zhengzhou, China

• Research Site — Hefei, Anhui, China
• Research Site — Beijing, Beijing Municipality, China
• Research Site — Beijing, Beijing Municipality, China
• Research Site — Guangzhou, Guangdong, China

• Institut hematologie Centre Hayem CHU paris Saint-Louis Lariboisiere F Widal Hopital St Louis — Paris, France
• Uniklinik RWTH Aachen — Aachen, Germany
• Universitätsklinikum Essen — Essen, Germany
• Universitätsklinikum Ulm — Ulm, Germany

Not specified

• Research Site — Beijing, China
• Research Site — Guangzhou, China
• Research Site — Hangzhou, China
• Research Site — Nantong, China

• Research Site — Beijing, China
• Research Site — Hangzhou, China
• Research Site — Nantong, China
• Research Site — Shanghai, China