1 Department of Family Medicine, University of Michigan, Ann Arbor, MI 48105, USA; Department of Obstretrics and Gynecology, University of Michigan, Ann Arbor, MI 48105, USA; Department of Women's and Gender Studies, University of Michigan, Ann Arbor, MI 48105, USA. Electronic address: harperdi@med.umich.edu.
2 Department of Family Medicine, University of Michigan, Ann Arbor, MI 48105, USA; Department of Internal Medicine, University of Michigan, Ann Arbor, MI 48105, USA.