PMC:7143846 / 483-640
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T7","span":{"begin":76,"end":82},"obj":"http://purl.obolibrary.org/obo/CLO_0001658"}],"text":" to affected populations. We sample and analyze the Weibo posts from 17,865 active Weibo users using the approach of Online Ecological Recognition (OER) base"}