Methods Report: European S3‐Guidelines on the systemic treatment of psoriasis vulgaris – update 2015 – EDF in cooperation with EADV and IPC

Introduction 1.1 Remarks on the use of guidelines 1.2 Objectives of the guidelines 1.3 Target population 2 Methods 2.1 Groups involved in the guidelines development 2.2 Funding of the guidelines and management of conflicts of interest 2.3 Summarizing the evidence of the systemic treatment 2.3.1 Selection of key questions to be answered 2.3.2 Literature search: Search for guidelines and systematic reviews 2.3.3 Literature search: Update search for primary literature 2.3.4 Data extraction 2.3.5 Data analysis 2.3.6 Quality assessment of the evidence 2.3.7 Presentation of the results 2.4 Special considerations and special patient populations 2.5 Development of recommendations/consensus process 2.6 Peer review and piloting 2.7 Implementation, evaluation, updating 3 References 4 Appendices 4.1 Declarations of Conflicts of interest 4.2 Electronic search strategies used for the literature search