API:  http://id.who.int/icd/release/10/2019/G73
{
    "@context": "http://id.who.int/icd/contexts/contextForICD10Entity.json",
    "@id": "http://id.who.int/icd/release/10/2019/G73",
    "parent": [
        "http://id.who.int/icd/release/10/2019/G70-G73"
    ],
    "child": [
        "http://id.who.int/icd/release/10/2019/G73.0",
        "http://id.who.int/icd/release/10/2019/G73.1",
        "http://id.who.int/icd/release/10/2019/G73.2",
        "http://id.who.int/icd/release/10/2019/G73.3",
        "http://id.who.int/icd/release/10/2019/G73.4",
        "http://id.who.int/icd/release/10/2019/G73.5",
        "http://id.who.int/icd/release/10/2019/G73.6",
        "http://id.who.int/icd/release/10/2019/G73.7"
    ],
    "browserUrl": "http://apps.who.int/classifications/icd10/browse/2019/en#/G73",
    "code": "G73",
    "title": {
        "@language": "en",
        "@value": "Disorders of myoneural junction and muscle in diseases classified elsewhere"
    },
    "usage": "aster",
    "classKind": "category"
}