Madsen, Flemming, Jørn Attermann, and Allan Linneberg. “Epidemiology of Non-Hereditary Angioedema”. Acta Dermato-Venereologica 92, no. 5 (May 29, 2012): 475–479. Accessed June 26, 2026. https://medicaljournalssweden.se/actadv/article/view/8918.