1. Spontaneous prostate adenocarcinomas in aged germfree Wistar rats;Pollard;J. Natl. Cancer Inst.,1973
2. Spontaneous liver tumors in aged germfree Wistar rats;Pollard;Lab. Anim. Sci.,1979
3. Spontaneous diseases in aging Lobund-Wistar rats;Pollard,1989
4. Production of autochthonous prostate cancer in Lobund-Wistar rats by treatments with N-nitroso-N-methylurea and testosterone;Pollard;J. Natl. Cancer Inst.,1986
5. Induction of prostate adenocarcinomas in Lobund-Wistar rats by testosterone;Pollard;Prostate,1982