1. Department of Health and Behavioral Sciences; University of Colorado Denver and Population Program; Institute of Behavioral Sciences; University of Colorado; Boulder CO USA
2. Department of Sociology and the Yun Kim Population Research Laboratory; Utah State University; Logan UT USA
3. Department of Population Health Sciences; University of Wisconsin-Madison; Madison WI USA
4. Preventive Medicine, Program in Public Health; Stony Brook University; Stony Brook NY USA