PMC:7104291 / 4540-4589
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T23","span":{"begin":0,"end":49},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"All other authors declare no competing interests."}