PMC:7463108 / 4936-5105 JSONTXT

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{"project":"LitCovid-PubTator","denotations":[{"id":"87","span":{"begin":93,"end":101},"obj":"Chemical"},{"id":"94","span":{"begin":143,"end":152},"obj":"Disease"}],"attributes":[{"id":"A87","pred":"tao:has_database_id","subj":"87","obj":"MESH:D005283"},{"id":"A94","pred":"tao:has_database_id","subj":"94","obj":"MESH:D003643"}],"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":"The most recent, third wave, began in 2013 in which highly potent synthetic opioids, such as fentanyl and its analogs became the main cause of mortality (Kolodyny et al."}

{"project":"LitCovid-sentences","denotations":[{"id":"T43","span":{"begin":0,"end":169},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The most recent, third wave, began in 2013 in which highly potent synthetic opioids, such as fentanyl and its analogs became the main cause of mortality (Kolodyny et al."}