Protective Recommendations for Non-invasive Ventilation During COVID-19 Pandemic: A Bench Evaluation of the Effects of Instrumental Dead Space on Alveolar Ventilation Mathieu Delorme, Karl Leroux, Ghilas Boussaid, Marius Lebret, Helene Prigent, Antoine Leotard, Bruno Louis, Frédéric Lofaso

Relevance of Pulmonary Alveolar Echinococcosis Yener Aydin, Hayri Ogul, Omer Topdagi, Ali Bilal Ulas, Recep Sade, Gurkan Ozturk, Ercan Korkut, Nurhak Aksungur, Ebru Sener, Fatma Kesmez Can, Omer Araz, Fatih Alper, Atilla Eroglu

Safety and Feasibility of Transbronchial Cryobiopsy in Mechanically Ventilated Patients Alfons Torrego, Ana M. Muñoz-Fernández, Carmen Mª Lucena, Pedro Castro, Laura López-Vilaró, Joan Ramón Badía, Antoni Betbesé, Josep Ramirez, Felipe Andreo, María-Teresa Fernández-Figueras, Marc Fabra-Radua, Virginia Pajares, Carles Agustí