1. Department of Anesthesiology & Pain Management; Maastricht University Medical Centre; University Pain Center Maastricht; Maastricht The Netherlands
2. Dutch Society of Anesthesiology; Utrecht The Netherlands
3. Department of Family Medicine/CAPHRI; School for Public Health and Primary Care & Maastricht University Medical Centre; Maastricht The Netherlands
4. Department of Anesthesiology & Pain Management; VUmc Amsterdam; Amsterdam The Netherlands