1. Radonjic-Hoesli S, Hofmeier KS, Micaletto S, Schmid-Grendelmeier P, Bircher A, Simon D. Urticaria and Angioedema: an Update on Classification and Pathogenesis. Clin Rev Allergy Immunol. 2018
Feb;54(1):88-101. doi: 10.1007/s12016-017-8628-1.
2. Zuberbier T, Aberer W, Asero R, Bindslev-Jensen C et al (2014) The EAACI/GA2LEN/EDF/WAO Guideline for the definition, classification, diagnosis, and management of urticaria: the 2013 revision and update. Allergy 69:868–887. doi:10.1111/all.12313
3. Saini S.S. Chronic spontaneous urticaria: etiology and pathogenesis. Immunol Allergy Clin North Am. 2014 Feb;34(1):33-52.
4. Schaefer P. Acute and Chronic Urticaria: Evaluation and Treatment. Am Fam Physician. 2017 Jun 1;95(11):717-724.