Fig. 2
From: Abstracts of 11th C1-inhibitor Deficiency & Angioedema Workshop

Putative etiology of urticaria-angioedema syndrome (a) and primary angioedema (b)
From: Abstracts of 11th C1-inhibitor Deficiency & Angioedema Workshop
Putative etiology of urticaria-angioedema syndrome (a) and primary angioedema (b)