API:  http://id.who.int/icd/release/10/2010/N13
{
    "@context": "http://id.who.int/icd/contexts/contextForICD10Entity.json",
    "@id": "http://id.who.int/icd/release/10/2010/N13",
    "parent": [
        "http://id.who.int/icd/release/10/2010/N10-N16"
    ],
    "child": [
        "http://id.who.int/icd/release/10/2010/N13.0",
        "http://id.who.int/icd/release/10/2010/N13.1",
        "http://id.who.int/icd/release/10/2010/N13.2",
        "http://id.who.int/icd/release/10/2010/N13.3",
        "http://id.who.int/icd/release/10/2010/N13.4",
        "http://id.who.int/icd/release/10/2010/N13.5",
        "http://id.who.int/icd/release/10/2010/N13.6",
        "http://id.who.int/icd/release/10/2010/N13.7",
        "http://id.who.int/icd/release/10/2010/N13.8",
        "http://id.who.int/icd/release/10/2010/N13.9"
    ],
    "browserUrl": "http://apps.who.int/classifications/icd10/browse/2010/en#/N13",
    "code": "N13",
    "title": {
        "@language": "en",
        "@value": "Obstructive and reflux uropathy"
    },
    "exclusion": [
        {
            "label": {
                "@language": "en",
                "@value": "calculus of kidney and ureter without hydronephrosis"
            }
        },
        {
            "label": {
                "@language": "en",
                "@value": "congenital obstructive defects of renal pelvis and ureter"
            }
        },
        {
            "label": {
                "@language": "en",
                "@value": "obstructive pyelonephritis"
            }
        }
    ],
    "classKind": "category"
}