title: [The reliability of the Cancer Registry in rare malignancies].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012516:Osteosarcoma / Q000453:epidemiology*; D012042:Registries; D013548:Sweden
vernacular_title: Cancerregistrets tillförlitlighet vid sälsynt malignitet.