RT Journal Article SR Electronic T1 A mandibular advancement device did not affect daytime sleepiness and quality of life in obstructive sleep apnoea JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 215 OP 216 DO 10.1136/ebmed-2015-110248 VO 20 IS 6 A1 Michiel H J Doff YR 2015 UL http://ebm.bmj.com/content/20/6/215.abstract AB