API:  http://id.who.int/icd/release/10/2019/Q00-Q07
{
    "@context": "http://id.who.int/icd/contexts/contextForICD10Entity.json",
    "@id": "http://id.who.int/icd/release/10/2019/Q00-Q07",
    "parent": [
        "http://id.who.int/icd/release/10/2019/XVII"
    ],
    "child": [
        "http://id.who.int/icd/release/10/2019/Q00",
        "http://id.who.int/icd/release/10/2019/Q01",
        "http://id.who.int/icd/release/10/2019/Q02",
        "http://id.who.int/icd/release/10/2019/Q03",
        "http://id.who.int/icd/release/10/2019/Q04",
        "http://id.who.int/icd/release/10/2019/Q05",
        "http://id.who.int/icd/release/10/2019/Q06",
        "http://id.who.int/icd/release/10/2019/Q07"
    ],
    "browserUrl": "http://apps.who.int/classifications/icd10/browse/2019/en#/Q00-Q07",
    "code": "Q00-Q07",
    "title": {
        "@language": "en",
        "@value": "Congenital malformations of the nervous system"
    },
    "classKind": "block"
}