1 Centre for Home Mechanical Ventilation and Specialized Centre for Neuromuscular Diseases, Inkendaal Rehabilitation Hospital, Vlezenbeek, Belgium. Electronic address: michel.toussaint@inkendaal.be.
2 Royal Brompton Hospital, London, UK.
3 Service de Pneumologie et Réanimation Respiratoire, Hôpital de la Pitié-Salpêtrière, Paris, France.
4 Institute for Breathing and Sleep and Victorian Respiratory Support Service, Austin Health, Melbourne, Australia.