API:  http://id.who.int/icd/release/10/2019/A68
{
    "@context": "http://id.who.int/icd/contexts/contextForICD10Entity.json",
    "@id": "http://id.who.int/icd/release/10/2019/A68",
    "parent": [
        "http://id.who.int/icd/release/10/2019/A65-A69"
    ],
    "child": [
        "http://id.who.int/icd/release/10/2019/A68.0",
        "http://id.who.int/icd/release/10/2019/A68.1",
        "http://id.who.int/icd/release/10/2019/A68.9"
    ],
    "browserUrl": "http://apps.who.int/classifications/icd10/browse/2019/en#/A68",
    "code": "A68",
    "title": {
        "@language": "en",
        "@value": "Relapsing fevers"
    },
    "inclusion": [
        {
            "label": {
                "@language": "en",
                "@value": "recurrent fever"
            }
        }
    ],
    "exclusion": [
        {
            "label": {
                "@language": "en",
                "@value": "Lyme disease"
            }
        }
    ],
    "classKind": "category"
}