API:  http://id.who.int/icd/release/10/2010/B25-B34
{
    "@context": "http://id.who.int/icd/contexts/contextForICD10Entity.json",
    "@id": "http://id.who.int/icd/release/10/2010/B25-B34",
    "parent": [
        "http://id.who.int/icd/release/10/2010/I"
    ],
    "child": [
        "http://id.who.int/icd/release/10/2010/B25",
        "http://id.who.int/icd/release/10/2010/B26",
        "http://id.who.int/icd/release/10/2010/B27",
        "http://id.who.int/icd/release/10/2010/B30",
        "http://id.who.int/icd/release/10/2010/B33",
        "http://id.who.int/icd/release/10/2010/B34"
    ],
    "browserUrl": "http://apps.who.int/classifications/icd10/browse/2010/en#/B25-B34",
    "code": "B25-B34",
    "title": {
        "@language": "en",
        "@value": "Other viral diseases"
    },
    "classKind": "block"
}