Milic-Emili, J Negative expiratory pressure method for the detection of expiratory flow limitation. [electronic resource] - Monaldi archives for chest disease = Archivio Monaldi per le malattie del torace Dec 1999 - 502-5 p. digital Publication Type: Journal Article ISSN: 1122-0643 Subjects--Topical Terms: Forced Expiratory Flow RatesHumansLung Diseases, Obstructive--diagnosisPulmonary VentilationVital Capacity