Impact of smoking: all-cause and cardiovascular mortality in a cohort of 55-year-old Swedes and Estonians / Impact of smoking: all-cause and cardiovascular mortality in a cohort of 55-year-old Swedes and Estonians - Jensen-Urstad, Mats; Viigimaa, Margus; Sammul, Sirje; Lenhoff, Hanna; Johansson, Jan (Scandinavian Journal of Public Health, 2014)