API:  http://id.who.int/icd/release/10/2019/C81-C96
{
    "@context": "http://id.who.int/icd/contexts/contextForICD10Entity.json",
    "@id": "http://id.who.int/icd/release/10/2019/C81-C96",
    "parent": [
        "http://id.who.int/icd/release/10/2019/C00-C97"
    ],
    "child": [
        "http://id.who.int/icd/release/10/2019/C81",
        "http://id.who.int/icd/release/10/2019/C82",
        "http://id.who.int/icd/release/10/2019/C83",
        "http://id.who.int/icd/release/10/2019/C84",
        "http://id.who.int/icd/release/10/2019/C85",
        "http://id.who.int/icd/release/10/2019/C86",
        "http://id.who.int/icd/release/10/2019/C88",
        "http://id.who.int/icd/release/10/2019/C90",
        "http://id.who.int/icd/release/10/2019/C91",
        "http://id.who.int/icd/release/10/2019/C92",
        "http://id.who.int/icd/release/10/2019/C93",
        "http://id.who.int/icd/release/10/2019/C94",
        "http://id.who.int/icd/release/10/2019/C95",
        "http://id.who.int/icd/release/10/2019/C96"
    ],
    "browserUrl": "http://apps.who.int/classifications/icd10/browse/2019/en#/C81-C96",
    "code": "C81-C96",
    "title": {
        "@language": "en",
        "@value": "Malignant neoplasms, stated or presumed to be primary, of lymphoid, haematopoietic and related tissue"
    },
    "exclusion": [
        {
            "label": {
                "@language": "en",
                "@value": "secondary and unspecified neoplasm of lymph nodes"
            }
        }
    ],
    "classKind": "block"
}