PMC:7537225 / 14487-14608 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T64","span":{"begin":55,"end":57},"obj":"http://purl.obolibrary.org/obo/CLO_0050509"}],"text":"The initial sample included 54,245 Internet users from 27 countries and areas who participated in the COVIDiSTRESS study."}

{"project":"LitCovid-sentences","denotations":[{"id":"T109","span":{"begin":0,"end":121},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The initial sample included 54,245 Internet users from 27 countries and areas who participated in the COVIDiSTRESS study."}