title: A quantum advance in PSG recordings: the importance of head position in mediating the AHI.
authors.affiliation: Department of Medicine, Division of Sleep Medicine, Penn Sleep Center, University of Pennsylvania Medical Center, Philadelphia, PA 19104, USA. rschwab@mail.med.upenn.edu
authors.forename: Richard J
authors.initials: RJ
authors.lastname: Schwab
mesh_terms: D005260:Female; D006257:Head; D006801:Humans; D008297:Male; D011187:Posture; D020181:Sleep Apnea, Obstructive / Q000175:diagnosis* / Q000503:physiopathology*; D060726:Torso