1. Malignant lymphomas in transplantation patients;Penn;Transplant Proc,1969
2. The association of Epstein-Barr virus with smooth-muscle tumors occurring after organ transplantation;Lee;N Engl J Med,1995
3. Cancers after cyclosporine therapy;Penn;Transplant Proc,1988
4. Smooth muscle tumors in children with human immunodeficiency virus infection;Mueller;Pediatrics,1992
5. Pathology of lung transplantation;Stewart;Semin Diagn Pathol,1992