{ "items" : [
    { "id" : "http://ns.inria.fr/covid19/PMC7302814#body_text"
      "properties" : {
        "http://purl.org/dc/terms/subject" : [ "Multinational companies headquartered in the United States",
          "Floating point types",
          "Numerical software",
          "Technology companies based in the San Francisco Bay Area",
          "Numerical linear algebra",
          "Binary arithmetic"] } } }
