{ "items" : [
    { "id" : "http://ns.inria.fr/covid19/PMC7141332#title"
      "properties" : {
        "http://purl.org/dc/terms/subject" : [ "Ships of Princess Cruises",
          "Zoonoses",
          "Cruise ships",
          "Occupational safety and health",
          "COVID-19 pandemic in Japan",
          "2003 ships",
          "Ships built by Mitsubishi Heavy Industries",
          "Cruise ships involved in the COVID-19 pandemic",
          "Viral respiratory tract infections",
          "COVID-19"] } } }
