Renal Cell Carcinoma as First and Second Primary Cancer: Etiological Clues From the Swedish Family-Cancer Database
Purpose: An increasing incidence and improved prognosis of kidney cancer have led to concern about second primary malignancies. The study of multiple primary malignancies is also important since the association of certain malignancies may guide the search for germline alterations and environmental risk factors. We evaluated bidirectional associations between renal cell carcinoma and other primary
