PMC:7796344 / 109-267 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T4","span":{"begin":7,"end":134},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"round: Annually, approximately 10 million pilgrims travel to the Kingdom of Saudi Arabia (KSA) for Umrah from more than 180 countries. This event presents maj"}