PMC:7172841 / 19890-19953 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T152","span":{"begin":0,"end":63},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Bars in each graphic represent mean values and standard errors."}

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T13390","span":{"begin":6,"end":10},"obj":"PR:000001393"},{"id":"T31857","span":{"begin":39,"end":42},"obj":"PR:000029150"},{"id":"T19621","span":{"begin":46,"end":55},"obj":"CHEBI:36357;CHEBI:36357"},{"id":"T35468","span":{"begin":59,"end":63},"obj":"PR:000001889"}],"text":"Bars in each graphic represent mean values and standard errors."}