PMC:7796111 / 8222-8420 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T49","span":{"begin":0,"end":198},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"A select group of 70 university staff who had face-to-face contact with students during the study period were offered the opportunity to join P-ATS if they wished, at any point during the programme."}