1. Cizik School of Nursing, University of Texas Health Science Center at Houston, Houston, TX 77030, USA
2. Kirk Kerkorian School of Medicine, University of Nevada, Las Vegas, Las Vegas, NV 89106, USA
3. School of Public Health, Johns Hopkins Bloomberg, Baltimore, MD 21205, USA
4. School of Public Health, University of Texas Health Science Center at Houston, Houston, TX 77030, USA
5. School of Medicine, Johns Hopkins University, Baltimore, MD 21205, USA
6. School of Nursing, University of Nevada, Las Vegas, Las Vegas, NV 89154, USA