PMC:7463108 / 4710-4839 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T10276","span":{"begin":111,"end":114},"obj":"http://purl.obolibrary.org/obo/CL_0000990"}],"text":" deaths that were attributable to natural and semi-synthetic opioids, such as methadone (Kolodyny et al. 2015; CDC 2017). The sec"}

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T6","span":{"begin":78,"end":87},"obj":"Chemical"}],"attributes":[{"id":"A6","pred":"chebi_id","subj":"T6","obj":"http://purl.obolibrary.org/obo/CHEBI_6807"}],"text":" deaths that were attributable to natural and semi-synthetic opioids, such as methadone (Kolodyny et al. 2015; CDC 2017). The sec"}

{"project":"LitCovid-PubTator","denotations":[{"id":"85","span":{"begin":78,"end":87},"obj":"Chemical"}],"attributes":[{"id":"A85","pred":"tao:has_database_id","subj":"85","obj":"MESH:D008691"}],"namespaces":[{"prefix":"Tax","uri":"https://www.ncbi.nlm.nih.gov/taxonomy/"},{"prefix":"MESH","uri":"https://id.nlm.nih.gov/mesh/"},{"prefix":"Gene","uri":"https://www.ncbi.nlm.nih.gov/gene/"},{"prefix":"CVCL","uri":"https://web.expasy.org/cellosaurus/CVCL_"}],"text":" deaths that were attributable to natural and semi-synthetic opioids, such as methadone (Kolodyny et al. 2015; CDC 2017). The sec"}

{"project":"LitCovid-sentences","denotations":[{"id":"T41","span":{"begin":105,"end":121},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":" deaths that were attributable to natural and semi-synthetic opioids, such as methadone (Kolodyny et al. 2015; CDC 2017). The sec"}

{"project":"2_test","denotations":[{"id":"32876803-25581144-62957826","span":{"begin":105,"end":109},"obj":"25581144"}],"text":" deaths that were attributable to natural and semi-synthetic opioids, such as methadone (Kolodyny et al. 2015; CDC 2017). The sec"}