PMC:7796344 / 2033-2153 JSONTXT

{"target":"https://pubannotation.org/docs/sourcedb/PMC/sourceid/7796344","sourcedb":"PMC","sourceid":"7796344","source_url":"https://www.ncbi.nlm.nih.gov/pmc/7796344","text":" reported lack of availability of face masks during Umrah. The majority of participants had received some form of health","tracks":[]}