University of Pennsylvania, Philadelphia, Pennsylvania, United States
University of Pennsylvania, Philadelphia, Pennsylvania, United States
Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania, United States
University of Pennsylania, Philadelphia, Pennsylvania, United States
UCLA Medical Center, Los Angeles, California, United States
Wayne State University, Detroit, Michigan, United States
European Institute of Oncology, Milan, Italy
Pennsylvania Hospital, Philadelphia, Pennsylvania, United States
Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania, United States
Penn-Presbyterian Medical Center, Philadelphia, Pennsylvania, United States
Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania, United States
University of Pennsylvania, Philadelphia, Pennsylvania, United States
Tobacco Use Research Center, Philadelphia, Pennsylvania, United States
University of Pennsylvania Treatment Research Center, Philadelphia, Pennsylvania, United States