1. Louise Herrington School of Nursing, Baylor University, Dallas, Texas, USA.
2. Department of Nursing, University of Johannesburg, Johannesburg, South Africa.
3. Animal Program Director & Attending Veterinarian, Baylor University, Waco, Texas, USA.
4. Department of Chemistry and Biochemistry, Baylor University, Waco, Texas, USA.
5. Director, Institute of Biomedical Studies, Baylor University, Waco, Texas, USA.
6. Department of Mathematics & Statistics, Stephen F. Austin State University, Nacogdoches, Texas, USA.
7. Biostatistician II, Baylor Scott & White Research Institute, Dallas, Texas, USA.