Contributors Efthymia Alexopoulou 2nd Dept of Radiology, University Hospital “Attikon”, National and Kapodistrian University of Athens, Athens, Greece ealex64@hotmail.com Annalisa Allegorico Università degli studi della Campania “Luigi Vanvitelli”, Naples, Italy aallegorico@gmail.com Alessandro Amaddeo Paediatric Noninvasive Ventilation and Sleep Unit, Necker University Hospital, AP-HP, and Paris University EA VIFASOM, Paris, France alessandro.amaddeo@aphp.fr Pinelopi Anagnostopoulou Medical School and Respiratory Hub, University of Cyprus, Nicosia, Cyprus, and Institute of Anatomy, University of Bern, Bern, Switzerland anagnostopoulou.pinelopi@ucy.ac.cy Sherlynn Ang Telethon Kids Institute, Perth, Australia sherlynn.ang@telethonkids.org.au Tobias Ankermann Universitatsklinikum Schleswig- Holstein Campus Klinik für Kinder- und Jugendmedizin I, Kiel, Germany ankermann@pediatrics.uni-kiel.de Michael B. Anthracopoulos Respiratory Unit, Dept of Paediatrics, University of Patras, Patras, Greece manthra@otenet.gr Juan Antón-Pacheco Hospital Universitario 12 de Octubre, Madrid, Spain juan.antonpacheco@salud.madrid.org Stefania Arasi Allergy Unit, Bambino Gesù Children’s Hospital, IRCCS, Rome, Italy stefania.arasi@yahoo.it Cristina Ardura-Garcia Institute of Social and Preventive Medicine, University of Bern, Bern, Switzerland cristina.ardura@ispm.unibe.ch Maria Cristina Artesani Allergy Unit, Bambino Gesù Children’s Hospital, IRCCS, Rome, Italy mariac.artesani@opbg.net Paul Aurora Respiratory, Critical Care and Anaesthesia Section, UCL Great Ormond Street Institute of Child Health, and Dept of Respiratory Medicine, Great Ormond Street Hospital for Children NHS Foundation Trust, London, UK p.aurora@ucl.ac.uk Chief editors Ernst Eber Division of Paediatric Pulmonology and Allergology, Dept of Paediatrics and Adolescent Medicine, Medical University of Graz, Graz, Austria ernst.eber@medunigraz.at Fabio Midulla Paediatric Emergency Service, Dept of Maternal, Infantile and Urological Sciences, Sapienza University, Rome, Italy midulla@uniroma1.it Authors xi