1 Department of Medicine, Faculty of Health, Witten/Herdecke University, Witten 58448, Germany; Integrated Curriculum for Anthroposophic Medicine, Faculty of Health, Witten/Herdecke University, Witten 58448, Germany. Electronic address: diethard.tauschel@uni-wh.de.
2 Ita Wegman Institute for Basic Research into Anthroposophy, Arlesheim, Switzerland.
3 Department of Medicine, Faculty of Health, Witten/Herdecke University, Witten 58448, Germany; Integrated Curriculum for Anthroposophic Medicine, Faculty of Health, Witten/Herdecke University, Witten 58448, Germany.
4 Department of Medicine, Faculty of Health, Witten/Herdecke University, Witten 58448, Germany.
5 Warren Alpert Medical School of Brown University, Providence, RI, USA.