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- 2019
The feasibility study of transnasopharyngeal esophagus echocardiography in the ultrasonic diagnosisDOI: 10.1186/s12947-019-0154-2 Keywords: Trans nose pharynx esophagus echocardiography (TNPEE), Trans oral and esophageal echocardiography (TOEE) Abstract: Philip S8-3?t prob
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