a National Research Center in Complementary and Alternative Medicine (NAFKAM), Department of Community Medicine, Faculty of Health Sciences, UiT, The Arctic University of Norway, Tromsø, Norway; b Department of Internal… Click to show full abstract
a National Research Center in Complementary and Alternative Medicine (NAFKAM), Department of Community Medicine, Faculty of Health Sciences, UiT, The Arctic University of Norway, Tromsø, Norway; b Department of Internal Medicine VI: Psychosomatic Medicine and Psychotherapy, Medical Faculty, Eberhard Karls University Tübingen, Tübingen, Germany Received: June 4, 2019 Accepted: June 5, 2019 Published online: August 5, 2019
               
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