PMC:7796058 / 43967-44064 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T304","span":{"begin":0,"end":97},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"An AWS product Amazon Cognito was used to control user authentication and access to data storage."}