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- 2018
Ultrasound-guided fine needle aspiration of retropharyngeal lymph nodes after radiotherapy for nasopharyngeal carcinoma: a novel technique for accurate diagnosisDOI: 10.1186/s40880-018-0286-z Keywords: Fine needle aspiration, Endoscopic ultrasonography, Retropharyngeal lymph node, Nasopharyngeal carcinoma Abstract: The online version of this article (10.1186/s40880-018-0286-z) contains supplementary material, which is available to authorized users
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