1. Department of Anaesthesia and Operative Services; Kuopio University Hospital and School of Medicine; University of Eastern Finland; Kuopio; Finland
2. Department of Obstetrics and Gynaecology; Kuopio University Hospital and School of Medicine; University of Eastern Finland; Kuopio; Finland
3. Department of Pharmacy Technology and Biopharmacy; University of Eastern Finland; Kuopio; Finland
4. Department of Paediatrics; Kuopio University Hospital; Kuopio; Finland
5. Department of Clinical Pharmacology; Helsinki University Central Hospital; University of Helsinki; Helsinki; Finland