Exposure to road traffic and railway noise and associations with blood pressure and self-reported hypertension: a cohort study oleh Tjønneland Anne, Jakobsen Jørgen, Lillelund Kenneth G, Nordsborg Rikke B, Andersen Zorana J, Hoffmann Barbara, Hvidberg Martin, Sørensen Mette, Overvad Kim, Raaschou-Nielsen Ole