Anzengruber, F.; Augustin, M.; Radtke, M. A.; Thaci, D.; Yawalkar, N.; Streit, M.; Reich, K.; Drach, M.; Sorbe, C.; French, L. E. Smoking Does Not Alter the Therapy Response to Systemic Anti-Psoriatic Therapies: A Two-Country, Multi-Centre, Prospective, Non-Interventional Study. Acta Derm Venereol 2019, 99, 871-877.