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