title: [Research on gastric cancer stem cells: current status, problems and future directions].
authors.forename: Jianxin
authors.initials: J
authors.lastname: Cheng
authors.forename: Junhui
authors.initials: J
authors.lastname: Wang
authors.forename: Yonghai
authors.initials: Y
authors.lastname: Peng
authors.forename: Xuelong
authors.initials: X
authors.lastname: Ouyang
mesh_terms: D006801:Humans; D014411:Neoplastic Stem Cells; D057905:Stem Cell Research; D013270:Stomach; D013274:Stomach Neoplasms