1 Joan and Stanford Alexander Division of Geriatric & Palliative Medicine (RJF), Department of Internal Medicine, University of Texas Health Science Center at Houston McGovern Medical School, Houston, TX.
2 Institute of Public Health (CARO), College of Pharmacy and Pharmaceutical Sciences, Florida A & M University, Tallahassee, FL, USA. Electronic address: carlos.reyesortiz@famu.edu.