PMC:7417201 / 15619-15720
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T138","span":{"begin":0,"end":101},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"However, the proportion of abnormal stress SPECT-MPI was not different between the two study periods."}