1. Department of Research and Development, Health LAMP, LLC, Teaneck, NJ, USA (Dr Calderón)
2. Charles Drew University of Medicine and Science, Los Angeles, CA, USA (Dr Shaheen)
3. Division of General Internal Medicine and Health Service Research, University of California, Los Angeles, CA, USA (Dr Hays)
4. Clinical Research Center, Charles R. Drew University of Medicine and Science, Los Angeles, CA, USA (Mr Fleming)
5. Department of Medicine, Geffen School of Medicine, University of California, Los Angeles, CA, USA (Dr Norris)