Perspectives for the development of specialised medical care for patients with allergic diseases in a large city.
D002031:Bulgaria; D006262:Health / Q000639:trends*; D006296:Health Services / Q000639:trends*; D006301:Health Services Needs and Demand / Q000639:trends; D006801:Humans; D006967:Hypersensitivity / Q000628:therapy*; D014504:Urban Health / Q000639:trends*