1. College of Nursing, University of Florida, Gainesville, FL, USA
2. College of Nursing, University of South Florida, Tampa, FL, USA
3. Department of Ophthalmology, School of Medicine, University of Alabama at Birmingham, Birmingham, AL, USA
4. Department of Epidemiology, School of Public Health, University of Alabama at Birmingham, Birmingham, AL, USA
5. Department of Surgery, School of Medicine, University of Alabama at Birmingham, Birmingham, AL, USA