[1]
E. Yoshinaga, U. Enomoto, N. Fujimoto, Y. Ohnishi, S. Tajima, and A. Ishibashi, “A case of chondrodermatitis nodularis chronica helicis with an autoantibody to denatured type II collagen”, Acta Derm Venereol, vol. 81, no. 2, pp. 137–138, Mar. 2001.