PMC:7780584 / 1510-1635 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T14","span":{"begin":5,"end":77},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"nce. It is found on the peri-oral region, vermilion border, or labial mucosa. There are many different types of this conditio"}