1. Betty Irene Moore School of Nursing, University of California, Sacramento, CA, USA;
2. Division of Biostatistics, Department of Public Health Sciences, School of Medicine, University of California, Davis, CA, USA;
3. Harvard Medical School, Department of Medicine, Brigham and Women’s Hospital, Boston, CA, USA;
4. UC Davis Comprehensive Cancer Center, Psychiatry and Behavioral Sciences, UC Davis School of Medicine, Davis, CA, USA