[1
]
Department of Pulmonology, Center for Home Mechanical Ventilation, University of Groningen,
Groningen University Medical Center Groningen (UMCG), Groningen, The Netherlands;
Groningen Research Institute for Asthma and COPD (GRIAC), University of Groningen,
Groningen University Medical Center Groningen (UMCG), Groningen, The Netherlands.
Electronic address: f.m.struik@umcg.nl.
[2
]
Centre de Pneumologie, Institute Universitaire de Cardiologie et de Pneumologie de
Québec, Hôpital Laval, Québec, Canada.
[3
]
Division of Respiratory Medicine, West Park Healthcare Centre, University of Toronto,
Toronto, Canada.
[4
]
Department of Pulmonology, Center for Home Mechanical Ventilation, University of Groningen,
Groningen University Medical Center Groningen (UMCG), Groningen, The Netherlands;
Groningen Research Institute for Asthma and COPD (GRIAC), University of Groningen,
Groningen University Medical Center Groningen (UMCG), Groningen, The Netherlands.