{ "items" : [
    { "id" : "http://ns.inria.fr/covid19/PMC7456521#body_text"
      "properties" : {
        "http://www.w3.org/1999/02/22-rdf-syntax-ns#type" : [ "http://ns.inria.fr/covid19/DocumentBody" ] ,
        "http://purl.org/dc/terms/subject" : [ "RTT",
          "RTTEM",
          "Pulmonary heart disease and diseases of pulmonary circulation",
          "Glycosaminoglycans",
          "Technetium-99m",
          "Medical mnemonics" ] ,
        "http://purl.org/vocab/frbr/core#partOf" : [ "http://ns.inria.fr/covid19/PMC7456521"] } } }
