Congress The impact of asthma severity on the total cost of asthma patients in the Valencia region Authors: Lizán L, Álvarez Sanz C, Ojanguren ME, Capel M, Paz S, Compes Gracía E, Gracía Sidro P, Liñana Santafé JJ, Mencia Sánchez G, Navarro Seisdedos LA, Pascual Bernabeu J, Sánchez-Toril F Year: 2013 Congress: European Respiratory Society (ERS)