Prostate cancer incidence and survival in relation to prostate cancer as second cancer in relatives
OBJECTIVES: To investigate if the risk of prostate cancer (PC) differs based on the order of primary PC diagnosed in first-degree relatives (FDRs) given possibly different risk factors for PC as first primary cancer (PCa-1) and second primary cancer (PCa-2).SUBJECTS AND METHODS: In this Swedish nationwide cohort, PC diagnosis was followed for among 149,985 men with one FDR affected by PCa-1, 10,97