title: Data comparability and quality.
authors.forename: Freddie
authors.initials: F
authors.lastname: Bray
authors.forename: Betsy
authors.initials: B
authors.lastname: Kohler
authors.forename: Jacques
authors.initials: J
authors.lastname: Ferlay
mesh_terms: D006801:Humans; D015994:Incidence; D009369:Neoplasms / Q000145:classification / Q000453:epidemiology* / Q000401:mortality; D012042:Registries