Shneerson, J M Sleep apnea investigations. [electronic resource] - Chest May 1990 - 1276-7 p. digital Publication Type: Letter ISSN: 0012-3692 Standard No.: 10.1378/chest.97.5.1276-a doi Subjects--Topical Terms: HumansSleep Apnea SyndromesVentilators, Negative-Pressure