Barnes, T A Oxygen delivery performance of old and new designs of the Laerdal, Vitalograph, and AMBU adult manual resuscitators. [electronic resource] - Respiratory care Sep 1983 - 1121-8 p. digital Publication Type: Journal Article ISSN: 0020-1324 Subjects--Topical Terms: AdultEquipment DesignHumansOxygen Inhalation Therapy--instrumentationResuscitation--instrumentationVentilators, Mechanical--standards