[1] Jinan Univ, Shenzhen Peoples Hosp, Dept Gastroenterol, Clin Med Coll 2, Shenzhen, Guangdong, Peoples R China
[2] Southern Univ Sci & Technol, Shenzhen Peoples Hosp, Dept Gastroenterol, Affiliated Hosp 1, Shenzhen, Guangdong, Peoples R China
[3] Yantian Dist Peoples Hosp, Dept Hematol, Shenzhen, Guangdong, Peoples R China
[4] Shenzhen Kangning Hosp, Dept Child & Adolescent Psychiat, Shenzhen, Guangdong, Peoples R China
[5] South China Univ Technol, Dept Gastroenterol & Hepatol, Sch Med, Guangzhou Peoples Hosp 1, Guangzhou, Guangdong, Peoples R China