API:  http://id.who.int/icd/release/10/2019/O30-O48
{
    "@context": "http://id.who.int/icd/contexts/contextForICD10Entity.json",
    "@id": "http://id.who.int/icd/release/10/2019/O30-O48",
    "parent": [
        "http://id.who.int/icd/release/10/2019/XV"
    ],
    "child": [
        "http://id.who.int/icd/release/10/2019/O30",
        "http://id.who.int/icd/release/10/2019/O31",
        "http://id.who.int/icd/release/10/2019/O32",
        "http://id.who.int/icd/release/10/2019/O33",
        "http://id.who.int/icd/release/10/2019/O34",
        "http://id.who.int/icd/release/10/2019/O35",
        "http://id.who.int/icd/release/10/2019/O36",
        "http://id.who.int/icd/release/10/2019/O40",
        "http://id.who.int/icd/release/10/2019/O41",
        "http://id.who.int/icd/release/10/2019/O42",
        "http://id.who.int/icd/release/10/2019/O43",
        "http://id.who.int/icd/release/10/2019/O44",
        "http://id.who.int/icd/release/10/2019/O45",
        "http://id.who.int/icd/release/10/2019/O46",
        "http://id.who.int/icd/release/10/2019/O47",
        "http://id.who.int/icd/release/10/2019/O48"
    ],
    "browserUrl": "http://apps.who.int/classifications/icd10/browse/2019/en#/O30-O48",
    "code": "O30-O48",
    "title": {
        "@language": "en",
        "@value": "Maternal care related to the fetus and amniotic cavity and possible delivery problems"
    },
    "classKind": "block"
}