Quantitation of major allergens in dust samples from urban populations collected in different seasons in two climatic areas of the Basque region (Spain)

1. Echechipia, S.
2. Ventas, P.
3. Audicana, M.
4. Urrutia, I.
5. Gastaminza, G.
6. Polo, F.
7. Fernández de Corres, L.