1. The University of Michigan, and Clinical Pharmacist Pediatrics, University of Michigan Hospitals, Ann Arbor
2. Krug International, NASA/Johnson Space Center, Houston, TX; at the time of the study he was Assistant Professor of Pharmacy, The University of Michigan, and Clinical Pharmacist Surgery, University of Michigan Hospitals
3. Munson Medical Center, Traverse City, MI
4. Parkside Pharmacy, Coldwater, MI