1 University of California, Irvine Program in Public Health, Department of Population Health and Disease Prevention, Irvine, California, United States of America.
2 Midwestern University, Arizona College of Osteopathic Medicine, Glendale, Arizona, United States of America.
3 A.T. Still University, School of Osteopathic Medicine, Mesa, Arizona, United States of America.
4 California State University Los Angeles, School of Nursing, Los Angeles, California, United States of America.