A clear urban–rural gradient of allergic rhinitis in a population-based study in Northern Europe by Stine Holmegaard Christensen, Signe Timm, Christer Janson, Bryndis Benediktsdóttir, Bertil Forsberg, Mathias Holm, Rain Jogi, Ane Johannessen, Ernst Omenaas, Torben Sigsgaard, Cecilie Svanes, Vivi Schlünssen

Get full text