title: Biologic and experimental variation of measured cancer stem cells.
authors.affiliation: Terry Fox Laboratory, British Columbia Cancer Agency, Vancouver, BC, Canada; Department of Hematology, Hemostasis, Oncology and Stem Cell Transplantation, Hannover Medical School, Hannover, Germany.
authors.forename: Michael
authors.initials: M
authors.lastname: Heuser
authors.forename: R Keith
authors.initials: RK
authors.lastname: Humphries