API:  http://id.who.int/icd/release/10/2019/Q38-Q45
{
    "@context": "http://id.who.int/icd/contexts/contextForICD10Entity.json",
    "@id": "http://id.who.int/icd/release/10/2019/Q38-Q45",
    "parent": [
        "http://id.who.int/icd/release/10/2019/XVII"
    ],
    "child": [
        "http://id.who.int/icd/release/10/2019/Q38",
        "http://id.who.int/icd/release/10/2019/Q39",
        "http://id.who.int/icd/release/10/2019/Q40",
        "http://id.who.int/icd/release/10/2019/Q41",
        "http://id.who.int/icd/release/10/2019/Q42",
        "http://id.who.int/icd/release/10/2019/Q43",
        "http://id.who.int/icd/release/10/2019/Q44",
        "http://id.who.int/icd/release/10/2019/Q45"
    ],
    "browserUrl": "http://apps.who.int/classifications/icd10/browse/2019/en#/Q38-Q45",
    "code": "Q38-Q45",
    "title": {
        "@language": "en",
        "@value": "Other congenital malformations of the digestive system"
    },
    "classKind": "block"
}