[目 的]:分析支气管超声引导下经支气管针吸活检术（endobronchial ultrasound guided transbronchial needle aspiration,EBUS-TBNA......

目的:支气管超声引导下的经支气管针吸活检术(endobronchial ultrasound guided transbronchial needle aspiration,EBUS-TBNA)是......