1. Texas Tech University School of Pharmacy, Dallas TX and Clinical Specialist, Pain Management, Presbyterian Hospital of Dallas, Dallas TX;
2. Staff Pharmacist (at the time of this study—Pharmacy Practice Resident, Presbyterian Hospital of Dallas, Dallas, TX;
3. Orthopedic Surgeon, Presbyterian Hospital of Dallas, University of Texas Southwestern Medical School, Dallas, TX;
4. Board Certified Nurse in OR and Nursing Informatics (at the time of the study—Clinical Information System Administrator Senior Clinical Data Analyst/Programmer Texas Health Resources, Arlington, TX;
5. Principal Investigator, Advocate Christ Medical Center, Oak Lawn, IL;
6. Principal Investigator, Carilion Roanoke Memorial Hospital, Roanoke, VA.