1. Department of Pharmacy, Houston Methodist, Houston, TX
2. Center for Outcomes Research, Houston Methodist Research Institute, Houston, TX
3. Center for Outcomes Research, Houston Methodist Research Institute, and School of Public Health, Texas A&M University, TX
4. Department of Neurosurgery, Houston Methodist Hospital, Houston, TX
5. Department of Pharmaceutical Health Outcomes and Policy, University of Houston, Houston, TX
6. Department of Neurology, Houston Methodist Hospital, Houston, TX