1. Department of Anesthesiology & Intensive Therapy, Faculty of Medicine, Brawijaya University, Malang, Indonesia
2. Department of Neurology, Faculty of Medicine, Sumatera Utara University, Medan, Indonesia
3. Department of Anesthesiology, Intensive Care & Pain Management, Faculty of Medicine, Hasanuddin University, Makassar, Indonesia
4. Department of Medicine, Faculty of Medicine, Brawijaya University, Malang, Indonesia
5. Sports & Orthopedics Research Centre. St. Anna Hospital Geldrop, The Netherlands
6. Department of Anesthesiology, Pain & Palliative Medicine, Radboud University Medical Centre, The Netherlands