1. Department of Hospital Pharmacy; Erasmus Medical Centre; Rotterdam Netherlands
2. Palliative Care Centre; Laurens Cadenza; Rotterdam Netherlands
3. Intensive Care, Department of Paediatric Surgery; Erasmus MC-Sophia Children's Hospital; Rotterdam Netherlands
4. Pain Expertise Centre; Erasmus MC-Sophia Children's Hospital; Rotterdam Netherlands
5. Hospital Pharmacy - Clinical Pharmacology; Academic Medical Centre; Amsterdam Netherlands