PMC:7796344 / 6577-6682 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T40","span":{"begin":0,"end":105},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Hoang et al. (2019) conducted sequential systematic testing of 121 French pilgrims during Hajj 2018 [18]."}