NavGeneral InfoEmail Print Original or alternative title SALT Geography Sweden (SWE) Stockholm Coverage type Subnational Time period covered 01/1998 - present Data type Survey Keywords Cerebrovascular diseases, Cohort study, Particulate matter, Trachea, bronchus, and lung cancers, Urban ambient air pollution Citation Contributors Karolinska Institute (Sweden) Suggested citation Karolinska Institute. Sweden - Stockholm Screening Across the Lifespan Twin Study & TwinGene. GHDx Entry last modified on: Nov 6, 2018