PMC:7796111 / 15720-15845 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T102","span":{"begin":0,"end":125},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Survey data were analysed by a researcher who was not involved in recruitment, intervention delivery or data collection (JH)."}