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	author = {Andrea Imperatori},
	title = {Preface},
	journal = {Journal of Thoracic Disease},
	volume = {9},
	number = {5},
	year = {2017},
	keywords = {},
	abstract = {EBUS-TBNA is recognized as the first step technique for mediastinal staging of non-small cell lung cancer (NSCLC). The reliability of mediastinal staging with EBUS-TBNA, as with other diagnostic techniques, largely depends on the accuracy of the procedure. The analysis of the data reported in the literature show a significant variation of EBUS-TBNA results in terms of diagnostic yield.},
	issn = {2077-6624},	url = {}