Semantic Scholar (全网免费下载) Europe PMC (全网免费下载) Citeseer (全网免费下载) onacademic.com biomedsearch.com (全网免费下载) 相似文献 参考文献Effect of dibutylnitrosamine and saccharin on glutamyl transpeptidase-positive foci and liver cancer. L. 1983. Effect of dibutylnitrosamine and saccharin ...