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Walk the Even Hospital Database by book and chapter — the raw source passages that ground Ask, DDx, and the rest.

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contentuptodate· Content· item f30_62_31716

©2013 UpToDate ® Print Email Bag mask technique for edentulous patient In edentulous adults, placing the caudad end of the mask between the lower lip and the alveolar ridge may improve ventilation. Courtesy of Kathleen Wittels, MD.