1. Department of Health and Community Systems, School of Nursing, University of Pittsburgh, Pittsburgh, Pennsylvania, USA
2. Department of Biomedical Informatics, School of Medicine, University of Pittsburgh, Pittsburgh, Pennsylvania, USA
3. Department of Surgery, University of Rochester Medical Center, Rochester, New York, USA
4. National LGBT Cancer Network, New York City, New York, USA
5. Department of Community Health Sciences, Boston University, Boston, Massachusetts, USA