Varicella Zoster Virus Infection

• Henan Provincial Center for Disease Control and Prevention — Zhengzhou, Henan, China

• Xiangcheng County Center for Disease Control and Prevention — Xuchang, Henan, China
• Biyang County Center for Disease Control and Prevention — Zhumadian, Henan, China

• Skåne University Hospital, section for rheumatology — Lund, Sweden

• Yucheng Center for Disease Control and Prevention — Shangqiu, Henan, China

Not specified

• DEMEDICA — San Pedro Sula, Cortés Department, Honduras
• Centhicsa — Tegucigalpa, Francisco Morazán Department, Honduras
• Manila Doctors Hospital — Manila, National Capital Region, Philippines
• UERM — Quezon City, National Capital Region, Philippines

• Hanoi Medical University — Hanoi, Vietnam

Not specified

• Kyungpook National University Chilgok Hospital — Daegu, South Korea
• CHA Bundang Medical Center — Seongnam-si, Gyeonggi-do, South Korea
• Yongin Severance Hospital, Yonsei University Health System — Yongin, Gyeonggi-do, South Korea
• Jeonbuk National University Hospital — Jeonju, Jeollabuk-do, South Korea

• Lausanne University Hospital — Lausanne, Canton of Vaud, Switzerland