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PMC:7780429 / 121-470 JSONTXT

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LitCovid-PD-HP

Id Subject Object Predicate Lexical cue hp_id
T2 166-174 Phenotype denotes headache http://purl.obolibrary.org/obo/HP_0002315

LitCovid-PubTator

Id Subject Object Predicate Lexical cue tao:has_database_id
8 13-28 Species denotes new coronavirus Tax:2697049
9 30-38 Disease denotes COVID-19 MESH:C000657245
10 166-174 Disease denotes headache MESH:D006261
11 253-264 Disease denotes cephalalgia MESH:D006261

LitCovid-sentences

Id Subject Object Predicate Lexical cue
T5 93-289 Sentence denotes We analysed the possible 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.
T6 291-298 Sentence denotes Methods