PMC:7143804 / 4342-4537 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T39","span":{"begin":43,"end":152},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"o their bulkiness or implementation costs. Examples of these rather difficult methods are using heating via induction, infrared, or microwave radiation. Others are not useful due ot their challen"}