[1] Tianjin Med Univ, Dept Gastr Canc, Canc Inst & Hosp,Key Lab Canc Immunol & Biotherap, Natl Clin Res Ctr Canc,Key Lab Canc Prevent & The, Tianjin 300060, Peoples R China
[2] Tianjin Med Univ, Dept Canc Prevent Ctr, Canc Inst & Hosp,Key Lab Canc Immunol & Biotherap, Natl Clin Res Ctr Canc,Key Lab Canc Prevent & The, Tianjin 300060, Peoples R China
[3] Tianjin Med Univ, Dept Immunol, Canc Inst & Hosp,Key Lab Canc Immunol & Biotherap, Natl Clin Res Ctr Canc,Key Lab Canc Prevent & The, Tianjin 300060, Peoples R China