1. Institute for Research on Women and Gender; University of Michigan; Ann Arbor Michigan USA
2. Substance Abuse Research Center; University of Michigan; Ann Arbor Michigan USA
3. Survey Research Center, Institute for Social Research; University of Michigan; Ann Arbor Michigan USA
4. Department of Pharmacology; University of Michigan; Ann Arbor Michigan USA
5. School of Nursing; University of Michigan; Ann Arbor Michigan USA
6. Addiction Center, Department of Psychiatry; University of Michigan; Ann Arbor Michigan USA