HARRIES, J R Intermittent positive-pressure respiration in bulbo-spinal poliomyelitis; use of the Radcliffe respiration pump. [electronic resource] - British medical journal Feb 1955 - 448-54 p. digital Publication Type: Journal Article ISSN: 0007-1447 Standard No.: 10.1136/bmj.1.4911.448 doi Subjects--Topical Terms: Intermittent Positive-Pressure BreathingIntermittent Positive-Pressure VentilationPoliomyelitisPoliomyelitis, Bulbar--therapyPositive-Pressure RespirationRespiration, ArtificialVentilators, Mechanical