PMC:7594251 / 27289-27292 JSONTXT

{"project":"LitCovid-PubTator","denotations":[{"id":"396","span":{"begin":0,"end":3},"obj":"Chemical"}],"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":"15N"}