1. Department of Surgery, Gundersen Lutheran Health System, La Crosse, Wisconsin2Department of Medical Education, Gundersen Medical Foundation, La Crosse, Wisconsin
2. Department of Surgery, Gundersen Lutheran Health System, La Crosse, Wisconsin3Norma J. Vinger Center for Breast Care, Gundersen Lutheran Health System, La Crosse, Wisconsin
3. Department of Pathology, Gundersen Lutheran Health System, La Crosse, Wisconsin
4. Norma J. Vinger Center for Breast Care, Gundersen Lutheran Health System, La Crosse, Wisconsin
5. Department of Research, Gundersen Medical Foundation, La Crosse, Wisconsin