PMC:7104236 / 2851-3037 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T22","span":{"begin":0,"end":186},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Up to March 2020, there have been 7 versions of diagnosis and treatment guidelines issued by the National Health Commission of China6 and 2 versions of guidelines issued in South Korea.7"}