Brand, C; Dons, E; Anaya-Boig, E; Avila-Palencia, I; Clark, A; de Nazelle, A; Gascon, M; Gaupp-Berghausen, M; Gerike, R; Gotschi, T; Iacorossi, F; Kahlmeier, S; Laeremans, M; Nieuwenhuijsen, MJ; Orjuela, JP; Racioppi, F; Raser, E; Rojas-Rueda, D; Standaer