1. Ascorbic acid and cancer: A review;Cameron;Cancer Res.,1979
2. Synthesis and some major functions of vitamin C in animals;Chatterjee;Ann. N.Y. Acad. Sci.,1975
3. Refractoriness of guinea pigs to carcinogenesis by N-[4-(5-nitro-2-furyl)-2-thiazolyl]-formamide (FANFT), N-[4-(5-nitro-2-furyl)-2-thiazolyl]acetamide (NFTA), formic acid 2-[4-(5-nitro-2-furyl)-2-thiazolyl]hydrazide (FNT) and 4(5)-(3,3-dimethyl-1-triazeno)imidazole-5(4)-carboxamide (DTIC, NSC-45388);Croft,1976
4. Multiple comparisons among means;Dunn;J. Am. Stat. Assoc.,1961
5. Histopathological analysis of preneoplastic changes during N-butyl-N-(4-hydroxybutyl)nitrosamine-induced urinary bladder carcinogenesis in rats;Fukushima;Acta. Pathol. Jpn.,1982