{ "items" : [
    { "id" : "http://ns.inria.fr/covid19/PMC3368735#title"
      "properties" : {
        "http://purl.org/dc/terms/subject" : [ "Proteomics",
          "Molecular biology",
          "Microarrays",
          "Domains (biology)",
          "Proteins",
          "Bacteria",
          "Immunology",
          "Bacteriology",
          "1670s in science"] } } }
