title: Cancer surgery: why some survival benefits may be artifactual.
authors.affiliation: Department of Surgery, University of Cape Town Medical School, Observatory, South Africa.
authors.forename: D M
authors.initials: DM
authors.lastname: Dent
mesh_terms: D006801:Humans; D009367:Neoplasm Staging; D009369:Neoplasms / Q000601:surgery*; D015983:Selection Bias; D015996:Survival Rate