PMC:7782580 / 47520-47650 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T351","span":{"begin":0,"end":130},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The image slices in each group were processed using a window center of −600 and a window width of 2000 to extract the lung tissue."}