API:  http://id.who.int/icd/release/10/2008/O26
{
    "@context": "http://id.who.int/icd/contexts/contextForICD10Entity.json",
    "@id": "http://id.who.int/icd/release/10/2008/O26",
    "parent": [
        "http://id.who.int/icd/release/10/2008/O20-O29"
    ],
    "child": [
        "http://id.who.int/icd/release/10/2008/O26.0",
        "http://id.who.int/icd/release/10/2008/O26.1",
        "http://id.who.int/icd/release/10/2008/O26.2",
        "http://id.who.int/icd/release/10/2008/O26.3",
        "http://id.who.int/icd/release/10/2008/O26.4",
        "http://id.who.int/icd/release/10/2008/O26.5",
        "http://id.who.int/icd/release/10/2008/O26.6",
        "http://id.who.int/icd/release/10/2008/O26.7",
        "http://id.who.int/icd/release/10/2008/O26.8",
        "http://id.who.int/icd/release/10/2008/O26.9"
    ],
    "browserUrl": "http://apps.who.int/classifications/icd10/browse/2008/en#/O26",
    "code": "O26",
    "title": {
        "@language": "en",
        "@value": "Maternal care for other conditions predominantly related to pregnancy"
    },
    "classKind": "category"
}