PMC:7454539 / 259-276
Annnotations
LitCovid-PD-HP
{"project":"LitCovid-PD-HP","denotations":[{"id":"T3","span":{"begin":0,"end":17},"obj":"Phenotype"}],"attributes":[{"id":"A3","pred":"hp_id","subj":"T3","obj":"http://purl.obolibrary.org/obo/HP_0025421"}],"text":"pneumomediastinum"}