PMC:7061470 / 7563-7717 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T54","span":{"begin":0,"end":154},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"More research is needed to explore the influential factors behind the indicators for more efficient and more effective policy decisions and interventions."}