1. Department of Anesthesiology, University Medicine of Greifswald, Greifswald, Germany
2. Department of Anesthesia, McMaster University, Hamilton, Ontario, Canada
3. Department of Radiology, University Medicine of Greifswald, Greifswald, Germany
4. Department of Gynecology and Obstetrics, University Medicine of Greifswald, Greifswald, Germany
5. British Medical Acupuncture Society, London, United Kingdom