<p><b>Copyright information:</b></p><p>Taken from "German evidence-based guidelines for the treatment of Psoriasis vulgaris (short version)"</p><p></p><p>Archives of Dermatological Research 2007;299(3):111-138.</p><p>Published online Jan 2007</p><p>PMCID:PMC1910890.</p><p></p> options are listed alphabetically and do not represent a ranking