{ "items" : [
    { "id" : "http://ns.inria.fr/covid19/PMC7243757#title"
      "properties" : {
        "http://purl.org/dc/terms/subject" : [ "COVID-19",
          "Apocalyptic novels",
          "American post-apocalyptic novels",
          "Occupational safety and health",
          "2006 American novels",
          "American young adult novels",
          "Zoonoses",
          "Viral respiratory tract infections"] } } }
