{
  "name": "normal",
  "distributionParameter" : [
    { "name" : "mean", "value" : 7, "unitCode": "DAY" },
    { "name" : "sd", "value" : 2, "unitCode": "DAY" },
    { "name" : "lower", "value" : 0, "unitCode": "DAY" }
  ]
}