1. Department of Preventive Medicine, Keck School of Medicine, University of Southern California, Los Angeles, California
2. Department of Obstetrics and Gynecology, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand
3. Department of Medicine, Keck School of Medicine, University of Southern California, Los Angeles, California
4. Atherosclerosis Research Unit, Keck School of Medicine, University of Southern California, Los Angeles, California
5. Department of Obstetrics and Gynecology, Keck School of Medicine, University of Southern California, Los Angeles, California
6. Departments of Health Research and Policy (Epidemiology) and Neurology and Neurologic Sciences, Stanford University, Stanford, California