Open Respiratory Archives is one of the official publications from the Spanish Respiratory Society of Pulmonology and Thoracic Surgery (SEPAR). Open Respiratory Archives is a new online only, open access, peer reviewed journal that publishes original studies whose content is based upon results dealing with several aspects of respiratory diseases such as epidemiology, pathophysiology, clinics, surgery and basic investigation. Other types of articles such as reviews, editorials, clinical images, scientific letters, and letters to the Editor are also published in the Journal. In addition, the Journal may also publish society documents such as guidelines, position documents, statements, and consensus reports as long as redundancy with previous publications in other society journals does not exist or the degree of similarity is low. Authors of this type of society documents must prove scientific accreditation in the target areas.