PMC:7796111 / 18023-18173 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T117","span":{"begin":0,"end":150},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Combining qualitative data from different data sources and using two researchers for coding and analysis, enabled data and investigator triangulation."}