PMC:7784787 / 14542-14969 JSONTXT

{"project":"LitCovid-PubTator","denotations":[{"id":"101","span":{"begin":191,"end":196},"obj":"Species"}],"attributes":[{"id":"A101","pred":"tao:has_database_id","subj":"101","obj":"Tax:9606"}],"namespaces":[{"prefix":"Tax","uri":"https://www.ncbi.nlm.nih.gov/taxonomy/"},{"prefix":"MESH","uri":"https://id.nlm.nih.gov/mesh/"},{"prefix":"Gene","uri":"https://www.ncbi.nlm.nih.gov/gene/"},{"prefix":"CVCL","uri":"https://web.expasy.org/cellosaurus/CVCL_"}],"text":"Furthermore, the dummy head used in this study is larger than 95% of adult male heads (tip of the nose to the back of head 237 mm), meaning that the masks were a tighter fit than the average human head. The exact shape of the nose would also have a potentially considerable influence on the leakage. Nonetheless, despite these limitations, our preliminary findings are clear – mask efficacy is dependent on both fabric and fit."}

{"project":"LitCovid-sentences","denotations":[{"id":"T126","span":{"begin":0,"end":202},"obj":"Sentence"},{"id":"T127","span":{"begin":203,"end":299},"obj":"Sentence"},{"id":"T128","span":{"begin":300,"end":427},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Furthermore, the dummy head used in this study is larger than 95% of adult male heads (tip of the nose to the back of head 237 mm), meaning that the masks were a tighter fit than the average human head. The exact shape of the nose would also have a potentially considerable influence on the leakage. Nonetheless, despite these limitations, our preliminary findings are clear – mask efficacy is dependent on both fabric and fit."}