PMC:7405836 / 86973-87090 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T816","span":{"begin":105,"end":110},"obj":"http://purl.obolibrary.org/obo/NCBITaxon_10239"}],"text":"That is mainly because of the extensive diversity existing among the different antigenic variants of the virus (104)."}

{"project":"LitCovid-sentences","denotations":[{"id":"T607","span":{"begin":0,"end":117},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"That is mainly because of the extensive diversity existing among the different antigenic variants of the virus (104)."}