API:  http://id.who.int/icd/release/10/2008/Y49
{
    "@context": "http://id.who.int/icd/contexts/contextForICD10Entity.json",
    "@id": "http://id.who.int/icd/release/10/2008/Y49",
    "parent": [
        "http://id.who.int/icd/release/10/2008/Y40-Y59"
    ],
    "child": [
        "http://id.who.int/icd/release/10/2008/Y49.0",
        "http://id.who.int/icd/release/10/2008/Y49.1",
        "http://id.who.int/icd/release/10/2008/Y49.2",
        "http://id.who.int/icd/release/10/2008/Y49.3",
        "http://id.who.int/icd/release/10/2008/Y49.4",
        "http://id.who.int/icd/release/10/2008/Y49.5",
        "http://id.who.int/icd/release/10/2008/Y49.6",
        "http://id.who.int/icd/release/10/2008/Y49.7",
        "http://id.who.int/icd/release/10/2008/Y49.8",
        "http://id.who.int/icd/release/10/2008/Y49.9"
    ],
    "browserUrl": "http://apps.who.int/classifications/icd10/browse/2008/en#/Y49",
    "code": "Y49",
    "title": {
        "@language": "en",
        "@value": "Psychotropic drugs, not elsewhere classified"
    },
    "exclusion": [
        {
            "label": {
                "@language": "en",
                "@value": "appetite depressants [anorectics]"
            }
        },
        {
            "label": {
                "@language": "en",
                "@value": "barbiturates NEC"
            }
        },
        {
            "label": {
                "@language": "en",
                "@value": "benzodiazepines"
            }
        },
        {
            "label": {
                "@language": "en",
                "@value": "caffeine"
            }
        },
        {
            "label": {
                "@language": "en",
                "@value": "cocaine"
            }
        },
        {
            "label": {
                "@language": "en",
                "@value": "methaqualone"
            }
        }
    ],
    "classKind": "category"
}