{"id":"Subjects","title":"Subjects","url":"https://bdl.stat.gov.pl/api/v1/subjects","provider":"Główny Urząd Statystyczny","dateModified":"2026-08-06T00:00:00","description":"Hierarchically related groups of variables by the content-related scope, e.g. 'Population', 'Population by age and gender groups'.","keywords":"subject, category, group, subgroup","language":"pl, en","contentType":"application/json, application/xml"}