PMC:7784828 / 15270-15447 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T130","span":{"begin":0,"end":177},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"While these innovations are still in their infancy [42] and come with a high cost [43], they hold significant promise with some exciting trial reports beginning to roll in [44]."}