API:  http://id.who.int/icd/release/10/2008/R12
{
    "@context": "http://id.who.int/icd/contexts/contextForICD10Entity.json",
    "@id": "http://id.who.int/icd/release/10/2008/R12",
    "parent": [
        "http://id.who.int/icd/release/10/2008/R10-R19"
    ],
    "browserUrl": "http://apps.who.int/classifications/icd10/browse/2008/en#/R12",
    "code": "R12",
    "title": {
        "@language": "en",
        "@value": "Heartburn"
    },
    "exclusion": [
        {
            "label": {
                "@language": "en",
                "@value": "dyspepsia"
            }
        }
    ],
    "classKind": "category"
}
Title: Heartburn
Code:  R12