PMC:6986229 / 162-280 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T5","span":{"begin":0,"end":118},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Nine million more nurses and midwives are needed, if countries are to make progress towards universal health coverage."}