PMC:7146662 / 3989-4121 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T38","span":{"begin":65,"end":66},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"Additional self-retraining retractors that would suffice include a Bookwalter or Thompson retractor set; both can be used (Fig. 2 )."}

{"project":"LitCovid-sentences","denotations":[{"id":"T26","span":{"begin":0,"end":132},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Additional self-retraining retractors that would suffice include a Bookwalter or Thompson retractor set; both can be used (Fig. 2 )."}