Comparative effectiveness of biologics for patients with moderate-to-severe psoriasis and special area involvement: week 12 results from the observational Psoriasis Study of Health... oleh Stefano Piaserico, Elisabeth Riedl, Lev Pavlovsky, Ronald B. Vender, Can Mert, Nithi Tangsirisap, Natalie Haustrup, Gaia Gallo, Christopher Schuster, Christopher Schuster, Patrick M. Brunner