1. St. Jansdal Hospital, Harderwijk, Netherlands; at the time of the study described herein, he was Pharmacist-Specialist in Pharmacoeconomics, University of California San Diego (UCSD) Health System, San Diego
2. Department of Pharmacy, UCSD Health System
3. Department of Clinical Pharmacy and Pharmacology, University Medical Center Groningen, University of Groningen, Groningen, Netherlands
4. UCSD Skaggs School of Pharmacy and Pharmaceutical Sciences, La Jolla, and Department of Pharmacy, UCSD Health System