Miscellaneous Allergies
Chronic Urticaria
International Chronic Urticaria Society
Urticaria, Angioedema DermNet NZ
Cholinergic Urticaria - Sweat Allergy
Cholinergic urticaria. DermNet NZ
eMedicine-Cholinergic Urticaria:  Article by Robert Schwartz
eMedicine - Urticaria, Cholinergic : Article by Jere D Guin, MD, FACP
Cholinergic Urticaria
Exercise-Induced Anaphylaxis and Urticaria - October 15, 2001 - American Family Physician
Heat Hives - A Cholinergic Urticaria Blog
H1 and H2 (Histamine) Receptors in Chronic Urticaria/Allergies
Combined H1 and H2 Blockade for Acute Allergic Syndromes
H2 Blockers
Evaluation of H2 receptor antagonists in Chronic Urticaria
Histamine and its receptors
Histamine and Histamine Receptors
Histamine receptor: Facts
Heat Urticaria
Sun and Heat Allergies - Page 6
Urticaria, hives and angioedema
Topical Corticosteroid Allergy
Topical corticosteroid contact allergy. DermNet NZ