PMC:7796344 / 343-558 JSONTXT

{"project":"LitCovid-PubTator","denotations":[{"id":"10","span":{"begin":18,"end":37},"obj":"Disease"}],"attributes":[{"id":"A10","pred":"tao:has_database_id","subj":"10","obj":"MESH:D003141"}],"namespaces":[{"prefix":"Tax","uri":"https://www.ncbi.nlm.nih.gov/taxonomy/"},{"prefix":"MESH","uri":"https://id.nlm.nih.gov/mesh/"},{"prefix":"Gene","uri":"https://www.ncbi.nlm.nih.gov/gene/"},{"prefix":"CVCL","uri":"https://web.expasy.org/cellosaurus/CVCL_"}],"text":"ase the burden of infectious diseases and to adequately control their spread both in KSA and pilgrims home nations. The aims of the study were to assess preventative measures practice, including vaccination history "}