1. Bracken fern, phenacetin, and cancer of the urinary tract;Aoki;Natl. Cancer Inst. Monogr.,1982
2. Bladder cancer mortality in England and Wales in relation to cigarette smoking and saccharin consumption;Armstrong;Br. J. Prev. Soc. Med.,1974
3. Bladder cancer mortality in diabetics in relation to saccharin consumption and smoking habits;Armstrong;Br. J. Prev. Soc. Med.,1975
4. A retrospective study of renal cancer with special reference to coffee and animal protein consumption;Armstrong;Br. J. Cancer,1976
5. Geographic patterns of bladder cancer in the United States;Blot;J. Natl. Cancer Inst.,1978