{ "items" : [
    { "id" : "http://ns.inria.fr/covid19/PMC1978130#title"
      "properties" : {
        "http://purl.org/dc/terms/subject" : [ "Crystallography",
          "Dimers (chemistry)",
          "Protein methods",
          "Diffraction",
          "Materials science",
          "X-rays",
          "Chemical compounds",
          "EC 3.4.22",
          "X-ray crystallography",
          "Condensed matter physics",
          "Sarbecovirus",
          "Protein structure",
          "Synchrotron-related techniques",
          "Protein imaging"] } } }
