Trends in survival of patients diagnosed with cancers of the brain and nervous system, thyroid, eye, bone, and soft tissues in the Nordic countries 1964–2003 followed up until the end of 2006

There have been some notable changes in survival that can be linked to epidemiological and clinical factors in different countries over time. Time-varying proportions of the major histological subtypes might however have affected the survival estimates for a number of the cancer forms reviewed here.