PMC:7386785 / 70310-70574 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T598","span":{"begin":0,"end":202},"obj":"Sentence"},{"id":"T599","span":{"begin":203,"end":264},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"We also need improved reporting with studies clearly describing how they assessed signs and symptoms, when and by whom, and providing clearer definitions of what constitutes an abnormal sign or symptom. Studies also need to report reference standards more clearly."}