Kizilyel, O., A. Karakuzu, O. Faruk Elmas, M. Sami Metin, M. Polat, and S. Bilici. “Schnitzler Syndrome Associated With Multiple Myeloma: A Case Report”. Annals of Medical Research, vol. 21, no. 1, May 2021, pp. 0077-9, http://annalsmedres.org/index.php/aomr/article/view/2017.