Danube University Krems - Department for Evidencebased Medicine and Evaluation, University for Continuing Education Krems, Potsdam Institute of Climate Impact Research, Cochrane, University for Continuing Education Krems, University of Freiburg, Cochrane, Cochrane, University for Continuing Education Krems, University for Continuing Education Krems, AGH University of Krakow, Stockholm Environment Institute (SEI), Potsdam Institute of Climate Impact Research, Cochrane, University of Freiburg, University for Continuing Education Krems, University of Freiburg and University College London