Long-Term Efficacy of Certolizumab Pegol Dosed at 400 mg Every Two Weeks in Patients with Plaque Psoriasis: Pooled 128-Week Data from Two Phase 3 Trials (CIMPASI-1 and CIMPASI-2). J of Skin. 2019;3:S36. doi:10.25251/skin.3.supp.36