Editorial: Duodenal ulcer--an immunological disease?
D004381:Duodenal Ulcer / Q000276:immunology*; D006801:Humans; D006969:Hypersensitivity, Immediate; D007073:Immunoglobulin E; D007428:Intradermal Tests / Q000379:methods; D012633:Secretin / Q000276:immunology
D012633:Secretin; D007073:Immunoglobulin E