PMC:7074424 / 94-144
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T3","span":{"begin":4,"end":5},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":" is a major source of disaster in the 21th century"}