MKMartin KolkFollowUsage metrics Co-workers & collaboratorsJSJan SaarelaJan SaarelaKBKieron BarclayKieron BarclayGAGunnar AnderssonProfessor of DemographyGunnar AnderssonSDSven DrefahlSven DrefahlLALinus AnderssonLinus AnderssonMBMaria BrandénMaria Brandén