title: Obesity Hypoventilation Syndrome Epidemiology and Diagnosis.
authors.affiliation: Sleep Disorders Center, Section of Pulmonary and Critical Care, Department of Medicine, University of Chicago, 5841 South Maryland Avenue, Chicago, IL 60637, USA.
authors.forename: Jay S
authors.initials: JS
authors.lastname: Balachandran
authors.affiliation: Pulmonary Division, San Pedro de Alcantara Hospital, Avda. Pablo Naranjo s/n, Caceres 10003, Spain ; CIBERES National Research Network, Avd. Montforte de Lemos 5, Pabellon 11, Madrid 28029, Spain.
authors.forename: Juan Fernando
authors.initials: JF
authors.lastname: Masa
authors.affiliation: Sleep Disorders Center, Section of Pulmonary and Critical Care, Department of Medicine, University of Chicago, 5841 South Maryland Avenue, Chicago, IL 60637, USA.
authors.forename: Babak
authors.initials: B
authors.lastname: Mokhlesi
keywords: Morbid obesity; Obesity; Obesity hypoventilation syndrome; Obstructive sleep apnea; Sleep hypoventilation; Sleep-disordered breathing