PMC:7652766 / 35839-35965 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T177","span":{"begin":0,"end":126},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"However, mediators related to the complement system, such as C3 and C4, did not present any difference in healthy individuals."}