PMC:6988269 / 19215-19381 JSONTXT

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T65","span":{"begin":113,"end":116},"obj":"Chemical"}],"attributes":[{"id":"A65","pred":"chebi_id","subj":"T65","obj":"http://purl.obolibrary.org/obo/CHEBI_28044"}],"text":"The remaining samples were contributed by national public health services performing surveillance studies (RIVM, PHE), with samples mainly submitted by practitioners."}

{"project":"LitCovid-sentences","denotations":[{"id":"T185","span":{"begin":0,"end":166},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The remaining samples were contributed by national public health services performing surveillance studies (RIVM, PHE), with samples mainly submitted by practitioners."}