Guimarães, Maria de Lourdes Rabelo Severe obstructive sleep apnea treatment with mandibular advancement device: A case report. [electronic resource] - Sleep science (Sao Paulo, Brazil) - 118-122 p. digital Publication Type: Case Reports; Journal Article ISSN: 1984-0659 Standard No.: 10.5935/1984-0063.20180022 doi