Table 1. Search strategy summary.

Items	Specification
Date of search	22 February 2023
Databases and other sources searched	Medline, PubMed
Search terms used	EUS-B-FNA, EBUS-TBNA, EUS-FNA, lung cancer, staging, sarcoidosis
Timeframe	From January 2005 to December 2022
Inclusion and exclusion criteria	Inclusion criteria: original article, research article, full paper, English language
	Exclusion criteria: editorial, comments, letters, proceedings, books, abstracts, non-English papers
Selection process	First author conducted the selection process, initial literature review, assessed all of the identified studies based on the eligibility criteria. All authors reviewed the final list of studies included in the review

EUS-B-FNA, endoscopic ultrasound with bronchoscope-guided fine-needle aspiration; EBUS-TBNA, endobronchial ultrasound-transbronchial needle aspiration; EUS-FNA, endoscopic ultrasound fine-needle aspiration.