Allergy Allergy Estimate of the total costs of allergic rhinitis in specialized care based on real-world data: the FERIN Study Colás C. Universidad de Zaragoza Brosa M. Antón E. Montoro J. Navarro A. Dordal M.T. Dávila I. Fernández-Parra B. Ibáñez M.D.P. Lluch-Bernal M. Matheu V. Rondón C. Sánchez M.C. Valero A. Rhinoconjunctivitis Committee, of, the, Spanish, Society, of, Allergy, and, Clinical, Immunology 2017 research-article