1. Medical Doctor, AnaesthesiologyMaastricht University Medical CenterMaastrichtNetherlands
2. Medical Doctor, NeurologyMaastricht University Medical CenterMaastrichtNetherlands
3. Medical Doctor, NeurosurgeryMaastricht University Medical CenterMaastrichtNetherlands
4. Professor, NeurosurgeryMaastricht University Medical CenterMaastrichtNetherlands
5. ProfessorAnaesthesia & Perioperative Medicine, The University of Queensland & Royal Brisbane & Woman's HospitalBrisbaneAustralia