Ostor, Andrew, Michael Chen, Byron Padilla, Cuiyong Yue, Huzefa Photowala, Jonathon Rocco, and Joseph Merola. “Maintenance of Response to Risankizumab in Patients With Psoriatic Arthritis: A 3-Year Analysis of the KEEPsAKE 1 and 2 Trials”. SKIN The Journal of Cutaneous Medicine 7, no. 6 (November 13, 2023): s249. Accessed July 3, 2024. https://jofskin.org/index.php/skin/article/view/2396.