Pregabalin for Treatment of Patients With Postherpetic Neuralgia (PHN)

Peking University First Hospital, Beijing

Beijing Friendship Hospital, Capital Medical University/Department of Internal Neurology, Beijing

Peking University Third Hospital, Neurology Department, Beijing

Neurology Department, Beijing Hospital of the Ministry of Health, Beijing

Neurology Department, Shanghai Changzheng Hospital, Shanghai

Ruijin Hospital Affiliated to Shanghai Jiaotong University School of Medicine, Shanghai

Huashan Hospital, Fudan University/Neurology Department, Shanghai

Renji Hospital Shanghai Jiao Tong University School of Medicine/Neurology Department, Shanghai

Neurology Department, Jiangsu Province Hospital, Nanjing

The Second Affiliated Hospital of Soochow University/Neurology Department, Suzhou

Qilu Hospital of Shandong University, Jinan

Tianjin Medical University General Hospital, Dermatological Department, Tianjin

The First Affiliated Hospital of College of Medicine, Zhejiang University/Dermatology and STD Dept., Hangzhou

Sir Run Run Shaw Hospital Affiliated of College of Medicine, Zhejiang University/Neurology Dept., Hangzhou

the first affiliated hospital ,chongqing medical university, Department of Neurology, Chongqing

Union Hospital of Tongji Medical College, Huazhong University of Science and Technology, Wuhan

Tongji Hospital Tongji Medical College, Huazhong University of Science and Technology, Wuhan

Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou

GuangZhou First Municipal People's Hospital, Guangzhou

The Third Affiliated Hospital of Sun Yat-sen University, Guangzhou

Shenzhen People's Hospital, Shenzhen

West China Hospital of Sichuan University, Neurology Department, Chengdu/wuhou D