PMC:7473770 / 36767-36803
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T290","span":{"begin":0,"end":36},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Regime holographic direct contrast"}