PMC:7780429 / 238-424 JSONTXT

{"project":"LitCovid-PD-HP","denotations":[{"id":"T2","span":{"begin":49,"end":57},"obj":"Phenotype"}],"attributes":[{"id":"A2","pred":"hp_id","subj":"T2","obj":"http://purl.obolibrary.org/obo/HP_0002315"}],"text":" association between the appearance of ‘de novo’ headache according to the type of mask used, the related factors and the impact of the cephalalgia on health professionals.\n\nMethods\nCros"}

{"project":"LitCovid-PubTator","denotations":[{"id":"10","span":{"begin":49,"end":57},"obj":"Disease"},{"id":"11","span":{"begin":136,"end":147},"obj":"Disease"}],"attributes":[{"id":"A10","pred":"tao:has_database_id","subj":"10","obj":"MESH:D006261"},{"id":"A11","pred":"tao:has_database_id","subj":"11","obj":"MESH:D006261"}],"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":" association between the appearance of ‘de novo’ headache according to the type of mask used, the related factors and the impact of the cephalalgia on health professionals.\n\nMethods\nCros"}

{"project":"LitCovid-sentences","denotations":[{"id":"T6","span":{"begin":174,"end":181},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":" association between the appearance of ‘de novo’ headache according to the type of mask used, the related factors and the impact of the cephalalgia on health professionals.\n\nMethods\nCros"}