Completed Biological Standardization of Dermatophagoides Pteronyssinus Allergen Extract NCT01821716 Conditions Allergic Asthma, Allergic Rhinitis, Allergy Dermatophagoides Pteronyssinus, +11 more Locations Hospital de Denia (Marina Salud) — Denia, Alicante, Spain Complexo Hospitalario Universitario A Coruña (Hospital Abente y Lago) — A Coruña, Spain View Trial Details