API:  http://id.who.int/icd/release/10/2016/Z55
{
    "@context": "http://id.who.int/icd/contexts/contextForICD10Entity.json",
    "@id": "http://id.who.int/icd/release/10/2016/Z55",
    "parent": [
        "http://id.who.int/icd/release/10/2016/Z55-Z65"
    ],
    "child": [
        "http://id.who.int/icd/release/10/2016/Z55.0",
        "http://id.who.int/icd/release/10/2016/Z55.1",
        "http://id.who.int/icd/release/10/2016/Z55.2",
        "http://id.who.int/icd/release/10/2016/Z55.3",
        "http://id.who.int/icd/release/10/2016/Z55.4",
        "http://id.who.int/icd/release/10/2016/Z55.8",
        "http://id.who.int/icd/release/10/2016/Z55.9"
    ],
    "browserUrl": "http://apps.who.int/classifications/icd10/browse/2016/en#/Z55",
    "code": "Z55",
    "title": {
        "@language": "en",
        "@value": "Problems related to education and literacy"
    },
    "exclusion": [
        {
            "label": {
                "@language": "en",
                "@value": "disorders of psychological development"
            }
        }
    ],
    "classKind": "category"
}