[1] China Med Univ, Hosp 1, Dept Gastrointestinal Surg, Shenyang, Liaoning, Peoples R China
[2] China Med Univ, Hosp 1, Dept Neurol, Shenyang 110001, Liaoning, Peoples R China
[3] China Med Univ, Hosp 1, Dept Lab Med, Shenyang, Liaoning, Peoples R China
[4] Xiamen Univ, Zhongshan Hosp, Emergency Dept, Xiamen, Peoples R China
[5] Peoples Hosp Liaoning Prov, Dept Neurol, Shenyang, Liaoning, Peoples R China