API:  http://id.who.int/icd/release/10/2019/Q91
{
    "@context": "http://id.who.int/icd/contexts/contextForICD10Entity.json",
    "@id": "http://id.who.int/icd/release/10/2019/Q91",
    "parent": [
        "http://id.who.int/icd/release/10/2019/Q90-Q99"
    ],
    "child": [
        "http://id.who.int/icd/release/10/2019/Q91.0",
        "http://id.who.int/icd/release/10/2019/Q91.1",
        "http://id.who.int/icd/release/10/2019/Q91.2",
        "http://id.who.int/icd/release/10/2019/Q91.3",
        "http://id.who.int/icd/release/10/2019/Q91.4",
        "http://id.who.int/icd/release/10/2019/Q91.5",
        "http://id.who.int/icd/release/10/2019/Q91.6",
        "http://id.who.int/icd/release/10/2019/Q91.7"
    ],
    "browserUrl": "http://apps.who.int/classifications/icd10/browse/2019/en#/Q91",
    "code": "Q91",
    "title": {
        "@language": "en",
        "@value": "Edwards syndrome and Patau syndrome"
    },
    "classKind": "category"
}