PMC:7796344 / 558-699
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T7","span":{"begin":60,"end":68},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"and health education, among Umrah pilgrims in Saudi Arabia. Methods: A cross sectional survey was administered to pilgrims from February to A"}