[Qu, Juan] Tianjin Nankai Hosp, Dept Gastroenterol, Tianjin 300100, Peoples R China.
[Lu, Wei] Tianjin Canc Hosp, Dept Gastroenterol, Tianjin 300060, Peoples R China.
[Chen, Ming; Zhang, Cong; Gao, Wei] Tianjin Nankai Hosp, Dept Hepatopathy & Hepat Oncol, Tianjin 300100, Peoples R China.
[Guo, Bin] Hunan Univ Chinese Med, Coll Acumoxibust & Massage, Changsha 410208, Hunan, Peoples R China.
[Yang, Jizhi] Chentangzhuang St Hlth Serv Ctr, Dept Tradit Chinese Med, 29 Little Haiti Maoming Rd, Tianjin 300222, Peoples R China.