Jiménez-Encarnación, Esther, María V. García-Pallas, and Luis M. Vilá. “Severe Leg Ulcers in a Multiple Myeloma Patient With Cryoglobulinemic Vasculitis”. Puerto Rico Health Sciences Journal 31, no. 2 (May 31, 2012). Accessed October 17, 2025. https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/776.