Biologicals in childhood severe asthma: the European PERMEABLE survey on the status quo oleh Elisangela Santos-Valente, Heike Buntrock-Döpke, Rola Abou Taam, Stefania Arasi, Arzu Bakirtas, Jaime Lozano Blasco, Klaus Bønnelykke, Mihai Craiu, Renato Cutrera, Antoine Deschildre, Basil Elnazir, Louise Fleming, Urs Frey, Monika Gappa, Antonio Nieto García, Kirsten Skamstrup Hansen, Laurence Hanssens, Karina Jahnz-Rozyk, Milos Jesenak, Sebastian Kerzel, Matthias V. Kopp, Gerard H. Koppelman, Uros Krivec, Kenneth A. MacLeod, Mika Mäkelä, Erik Melén, Györgyi Mezei, Alexander Moeller, Andre Moreira, Petr Pohunek, Predrag Minić, Niels W.P. Rutjes, Patrick Sammut, Nicolaus Schwerk, Zsolt Szépfalusi, Mirjana Turkalj, Iren Tzotcheva, Alexandru Ulmeanu, Stijn Verhulst, Paraskevi Xepapadaki, Jakob Niggel, Susanne Vijverberg, Anke H. Maitland-van der Zee, Uroš Potočnik, Susanne M. Reinartz, Cornelis M. van Drunen, Michael Kabesch