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. 2023 Dec 4;76(Suppl 1):e20220803. doi: 10.1590/0034-7167-2022-0803

Chart 1. Search strategy according to the descriptors and Boolean operators used in each database.

Data base Search
National Library of Medicine’s (NLM/PubMed) ((tuberculosis OR Mycobacterium tuberculosis) AND (Extensively Drug- Resistant Tuberculosis OR Tuberculosis, Multidrug-Resistant OR Mycobacterium tuberculosis, susceptibility to infection by Drug Resistance OR Drug Resistance, Bacterial OR Drug Resistance, Microbial OR Drug Resistance, Multiple)) AND (COVID-19 OR 2019-nCoV infection OR coronavirus disease 2019 OR COVID-19 pandemic OR 2019-nCoV disease OR 2019 novel coronavirus disease OR 2019 novel coronavirus infection OR coronavirus disease-19)
SciVerse Scopus (Elsevier) ( TITLE-ABS-KEY ( tuberculosis ) OR TITLEABS-KEY (mycobacterium AND tuberculosis ) AND TITLE-ABS-KEY ( extensively AND drug-resistant AND tuberculosis ) OR TITLE-ABS-KEY ( extensively AND drug-resistant AND tuberculosis ) OR TITLE-ABS- KEY ( mycobacterium AND tuberculosis, AND susceptibility AND to AND infection AND by AND drug AND resistance ) OR TITLE-ABS- KEY ( drug AND resistance, AND bacterial ) OR TITLE-ABS-KEY ( drug AND resistance, AND microbial ) OR TITLE-ABS-KEY ( drug AND resistance, AND multiple ) AND TITLE-ABS-KEY ( covid-19 ) OR TITLEABS-KEY ( corvidae ) OR TITLE-ABS-KEY ( 2019-ncov AND infection) OR TITLE-ABS-KEY ( coronavirus AND disease 2019 ) OR TITLE-ABS-KEY ( covid-19 AND pandemic ) OR TITLE-ABS-KEY (2019-ncov AND disease) OR TITLEABS-KEY ( 2019 novel AND coronavirus AND disease ) OR TITLE-ABS-KEY ( 2019 novel AND coronavirus AND infection ) OR TITLE-ABS-KEY ( coronavirus AND disease-19 ) )
Web of Science (WoS) ((ALL=(tuberculosis OR Mycobacterium tuberculosis)) AND ALL=(Extensively Drug-Resistant Tuberculosis OR Tuberculosis, Multidrug-Resistant OR Mycobacterium tuberculosis, susceptibility to infection by Drug Resistance OR Drug Resistance, Bacterial OR Drug Resistance, Microbial OR Drug Resistance, Multiple)) AND ALL=(COVID-19 OR 2019-nCoV infection OR coronavirus disease 2019 OR COVID-19 pandemic OR 2019-nCoV disease OR 2019 novel coronavirus disease OR 2019 novel coronavirus infection OR coronavirus disease-19
Virtual Health Library ((tuberculosis) OR (mycobacterium tuberculosis) AND (extensively drug- resistant tuberculosis) OR (tuberculosis, multidrug-resistant) OR (mycobacterium tuberculosis, susceptibility TO infection by drug resistance) OR (drug resistance, bacterial) OR (drug resistance, microbial) OR (drug resistance, multiple) AND (covid-19) OR (covid19) OR (2019- ncov infection) OR (coronavirus disease 2019) OR (covid-19 pandemic) OR (2019-ncov disease) OR (2019 novel coronavirus disease) OR (2019 novel coronavirus infection) OR (coronavirus disease-19))