API:  http://id.who.int/icd/release/10/2008/D80
{
    "@context": "http://id.who.int/icd/contexts/contextForICD10Entity.json",
    "@id": "http://id.who.int/icd/release/10/2008/D80",
    "parent": [
        "http://id.who.int/icd/release/10/2008/D80-D89"
    ],
    "child": [
        "http://id.who.int/icd/release/10/2008/D80.0",
        "http://id.who.int/icd/release/10/2008/D80.1",
        "http://id.who.int/icd/release/10/2008/D80.2",
        "http://id.who.int/icd/release/10/2008/D80.3",
        "http://id.who.int/icd/release/10/2008/D80.4",
        "http://id.who.int/icd/release/10/2008/D80.5",
        "http://id.who.int/icd/release/10/2008/D80.6",
        "http://id.who.int/icd/release/10/2008/D80.7",
        "http://id.who.int/icd/release/10/2008/D80.8",
        "http://id.who.int/icd/release/10/2008/D80.9"
    ],
    "browserUrl": "http://apps.who.int/classifications/icd10/browse/2008/en#/D80",
    "code": "D80",
    "title": {
        "@language": "en",
        "@value": "Immunodeficiency with predominantly antibody defects"
    },
    "classKind": "category"
}