HTML5 RDFa and Microdata document

https://identifiers.org/pmc/PMC9138293
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- http://xmlns.com/foaf/0.1/page
  - http://www.ncbi.nlm.nih.gov/pubmed/PMC9138293
- http://purl.org/dc/elements/1.1/source
  - PubMed Central
- http://purl.org/dc/terms/identifier
  - PMC9138293
- http://purl.org/spar/cito/cites
  - https://identifiers.org/wikipathways/WP4559
  - https://identifiers.org/wikipathways/WP4141
  - https://identifiers.org/wikipathways/WP5063
  - https://identifiers.org/wikipathways/WP4582
  - https://identifiers.org/wikipathways/WP2328
  - https://identifiers.org/wikipathways/WP453
  - https://identifiers.org/wikipathways/WP4298
  - https://identifiers.org/wikipathways/WP4906
  - https://identifiers.org/wikipathways/WP2007
  - https://identifiers.org/wikipathways/WP4484