{ "items" : [
    { "id" : "http://ns.inria.fr/covid19/PMC7439156"
      "properties" : {
        "http://purl.org/dc/elements/1.1/creator" : [ "Melis, Maria",
          "Calcaterra, Giuseppe",
          "Marras, Silvia",
          "Bassareo, Pier"] } } }
