API:  http://id.who.int/icd/release/10/2019/D63
{
    "@context": "http://id.who.int/icd/contexts/contextForICD10Entity.json",
    "@id": "http://id.who.int/icd/release/10/2019/D63",
    "parent": [
        "http://id.who.int/icd/release/10/2019/D60-D64"
    ],
    "child": [
        "http://id.who.int/icd/release/10/2019/D63.0",
        "http://id.who.int/icd/release/10/2019/D63.8"
    ],
    "browserUrl": "http://apps.who.int/classifications/icd10/browse/2019/en#/D63",
    "code": "D63",
    "title": {
        "@language": "en",
        "@value": "Anaemia in chronic diseases classified elsewhere"
    },
    "usage": "aster",
    "classKind": "category"
}
Title: Anaemia in chronic diseases classified elsewhere
Code:  D63

Child

1.  http://id.who.int/icd/release/10/2019/D63.0
2.  http://id.who.int/icd/release/10/2019/D63.8