
PMC:7755033 / 90490-90521
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T927","span":{"begin":3,"end":31},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":". Principle component analysis"}