title: The new era of pretracheal/precordial stethoscopes.
authors.affiliation: Lutheran Medical Center, Brooklyn, New York, USA.
authors.forename: M J
authors.initials: MJ
authors.lastname: Martinez
authors.forename: L
authors.initials: L
authors.lastname: Siegelman
mesh_terms: D000766:Anesthesia, Dental; D002648:Child; D016292:Procedural Sedation; D004867:Equipment Design; D006321:Heart; D006801:Humans; D016343:Monitoring, Intraoperative / Q000295:instrumentation; D019023:Stethoscopes; D014132:Trachea