RT Journal Article SR Electronic T1 Obstructive sleep apnoea and depression: is there an association? JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 1700858 DO 10.1183/13993003.00858-2017 VO 49 IS 6 A1 Edward O. Bixler A1 Jordan Gaines A1 Alexandros N. Vgontzas YR 2017 UL http://erj.ersjournals.com/content/49/6/1700858.abstract AB