Sleep and cardiometabolic comorbidities in the obstructive sleep apnoea–COPD overlap syndrome: data from the European Sleep Apnoea Database oleh Mafalda van Zeller, Ozen K. Basoglu, Johan Verbraecken, Carolina Lombardi, Walter T. McNicholas, Jean-Louis Pepin, Paschalis Steiropoulos, Pawel Sliwinski, Daniela Correia, Maria R. Bonsignore, Sophia E. Schiza, Jan Hedner, Ludger Grote, Marta Drummond, the European Sleep Apnoea Database study group, P. Steiropoulos