PMC:7555630 / 28940-28954
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T172","span":{"begin":0,"end":14},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Abbreviations:"}