Champion RH, Roberts SO, Carpenter RG, Nathan Hadinger (1969). „Urticaria and angio-oedema. A review of 554 patients”. Br. J. Dermatol.81 (8): 588–97. DOI:10.1111/j.1365-2133.1969.tb16041.x. PMID5801331.
Tebbe B, Geilen CC, Schulzke JD, Bojarski C, Radenhausen M, Orfanos CE (April 1996). „Helicobacter pylori infection and chronic urticaria”. J. Am. Acad. Dermatol.34 (4): 685–6. DOI:10.1016/S0190-9622(96)80086-7. PMID8601663.
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ncbi.nlm.nih.gov
Champion RH, Roberts SO, Carpenter RG, Nathan Hadinger (1969). „Urticaria and angio-oedema. A review of 554 patients”. Br. J. Dermatol.81 (8): 588–97. DOI:10.1111/j.1365-2133.1969.tb16041.x. PMID5801331.
Tebbe B, Geilen CC, Schulzke JD, Bojarski C, Radenhausen M, Orfanos CE (April 1996). „Helicobacter pylori infection and chronic urticaria”. J. Am. Acad. Dermatol.34 (4): 685–6. DOI:10.1016/S0190-9622(96)80086-7. PMID8601663.