1. University of California, Riverside School of Medicine, Riverside, CA, USA.
2. College of Medicine, California Northstate University, Elk Grove, CA, USA.
3. Department of Dermatology, University of California, Davis, Sacramento, CA, USA.
4. Pacific Skin Institute, Sacramento, CA, USA.
5. Zen Dermatology, Sacramento, CA, USA.
6. Department of Biological Sciences, California State University, Sacramento, Sacramento, CA, USA.