Al-Jewair, Thikriat S Periodontitis and obstructive sleep apnea's bidirectional relationship: a systematic review and meta-analysis. [electronic resource] - Sleep & breathing = Schlaf & Atmung Dec 2015 - 1111-20 p. digital Publication Type: Journal Article; Meta-Analysis; Review; Systematic Review ISSN: 1522-1709 Standard No.: 10.1007/s11325-015-1160-8 doi Subjects--Topical Terms: HumansOdds RatioPeriodontitis--diagnosisRandomized Controlled Trials as TopicSleep Apnea, Obstructive--diagnosisStatistics as TopicTreatment Outcome