API:  http://id.who.int/icd/release/10/2019/I95-I99
{
    "@context": "http://id.who.int/icd/contexts/contextForICD10Entity.json",
    "@id": "http://id.who.int/icd/release/10/2019/I95-I99",
    "parent": [
        "http://id.who.int/icd/release/10/2019/IX"
    ],
    "child": [
        "http://id.who.int/icd/release/10/2019/I95",
        "http://id.who.int/icd/release/10/2019/I97",
        "http://id.who.int/icd/release/10/2019/I98",
        "http://id.who.int/icd/release/10/2019/I99"
    ],
    "browserUrl": "http://apps.who.int/classifications/icd10/browse/2019/en#/I95-I99",
    "code": "I95-I99",
    "title": {
        "@language": "en",
        "@value": "Other and unspecified disorders of the circulatory system"
    },
    "classKind": "block"
}