1 Division of Urogynecology, Department of OBGYN, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, USA.
2 Department of Biobehavioral Health Science, University of Pennsylvania School of Nursing, Philadelphia, PA, USA.
3 Birmingham/Atlanta VA GRECC, Birmingham VA Health Care System, Birmingham, Alabama, USA.
4 Division of Gerontology, Geriatrics and Palliative Care, Department of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, United States.