Change of traffic flows and air pollution exposure in transitional country EstoniaOrru, Hans; Kaasik, Marko; Antov, Dago; Forsberg, BertilEpidemology2007 / 5, Suppl. : 19th Annual Conference of the International-Society-for-Environmental-Epidemiology, Mexico City, Sept. 05-09, 2007, p. S.35 https://bjrbe-journals.rtu.lv/article/view/1822-427X.2008.3.206-212