PubMed:32240972 / 319-333
Annnotations
LitCovid-OGER-BB
{"project":"LitCovid-OGER-BB","denotations":[{"id":"T5","span":{"begin":0,"end":14},"obj":"UBERON:0000467"}],"namespaces":[{"prefix":"NCBITaxon","uri":"https://www.ncbi.nlm.nih.gov/taxonomy/"}],"text":"social systems"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok57","span":{"begin":0,"end":6},"obj":"JJ"},{"id":"tok58","span":{"begin":7,"end":14},"obj":"NNS"}],"text":"social systems"}