{
  "labels": {
    "1": {
      "label": "Peripheral zone of prostate",
      "snomed": "279706003",
      "meaning": "Peripheral zone of prostate"
    },
    "2": {
      "label": "Transition zone of prostate",
      "snomed": "399384005",
      "meaning": "Transition zone of prostate"
    },
    "3": {
      "label": "Prostatic Urethra",
      "snomed": "71553001",
      "meaning": "Prostatic Urethra"
    },
    "4": {
      "label": "Anterior fibromuscular stroma of prostate",
      "snomed": "717025007",
      "meaning": "Anterior fibromuscular stroma of prostate"
    }
  },
  "names": {
    "1": "peripheral_zone",
    "2": "transition_zone",
    "3": "prostatic_urethra",
    "4": "anterior_fibromuscular_stroma"
  },
  "disjoint": true,
  "background": 0
}