API:  http://id.who.int/icd/release/10/2019/I34
{
    "@context": "http://id.who.int/icd/contexts/contextForICD10Entity.json",
    "@id": "http://id.who.int/icd/release/10/2019/I34",
    "parent": [
        "http://id.who.int/icd/release/10/2019/I30-I52"
    ],
    "child": [
        "http://id.who.int/icd/release/10/2019/I34.0",
        "http://id.who.int/icd/release/10/2019/I34.1",
        "http://id.who.int/icd/release/10/2019/I34.2",
        "http://id.who.int/icd/release/10/2019/I34.8",
        "http://id.who.int/icd/release/10/2019/I34.9"
    ],
    "browserUrl": "http://apps.who.int/classifications/icd10/browse/2019/en#/I34",
    "code": "I34",
    "title": {
        "@language": "en",
        "@value": "Nonrheumatic mitral valve disorders"
    },
    "exclusion": [
        {
            "label": {
                "@language": "en",
                "@value": "mitral (valve): disease"
            }
        },
        {
            "label": {
                "@language": "en",
                "@value": "mitral (valve): failure"
            }
        },
        {
            "label": {
                "@language": "en",
                "@value": "mitral (valve): stenosis"
            }
        },
        {
            "label": {
                "@language": "en",
                "@value": "when of unspecified cause but with mention of: diseases of aortic valve"
            }
        },
        {
            "label": {
                "@language": "en",
                "@value": "when of unspecified cause but with mention of: mitral stenosis or obstruction"
            }
        },
        {
            "label": {
                "@language": "en",
                "@value": "when specified as congenital"
            }
        },
        {
            "label": {
                "@language": "en",
                "@value": "when specified as rheumatic"
            }
        }
    ],
    "classKind": "category"
}