PMC:7784787 / 4381-4578 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T39","span":{"begin":0,"end":197},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"While many recent studies have focused on the penetration of aerosols through various domestic fabrics [19], comparatively fewer studies have looked at outward leakage as opposed to inward leakage."}