Pneumococcal Infections

• Shandong Provincial Center for Disease Control and Prevention — Jinan, Shandong, China
• Shanxian Center for Disease Control and Prevention — Shancheng, Shandong, China

• Qichun District Center for Disease Prevention and Control — Huanggang, Hubei, China
• Xiangzhou District Center for Disease Prevention and Control — Xiangyang, Hubei, China
• Xian'an District Center for Disease Prevention and Control — Xianning, Hubei, China

• University of Adelaide Clinical Research Facility — Adelaide, South Australia, Australia

• Geneva University Hospitals — Geneva, Switzerland

• Liverpool Vaccine Group — Liverpool, North West, United Kingdom
• Oxford Vaccine Group — Oxford, Oxfordshire, United Kingdom

• Faculty of Medicine Udayana University — Denpasar, Bali, Indonesia
• Universitas Padjadjaran Bandung — Bandung, Indonesia
• Faculty of Medicine, padjadjaran University — Bandung, Indonesia

• Sichuan Center For Disease Control and Prevention — Chengdu, Sichuan, China

• Hvidovre Hospital — Hvidovre, Denmark

• National Immunization Program, Ministry of Health, Chile. — Santiago, RM, Chile

Not specified