Yuan, J., Knezevich, A. D., Wang, R., Gao, Y., Hecht, S. S., & Stepanov, I. (2011). Urinary levels of the tobacco-specific carcinogen N′-nitrosonornicotine and its glucuronide are strongly associated with esophageal cancer risk in smokers. Oxford University Press.
শিকাগো স্টাইলে সাইটেশনYuan, Jian-Min, Aleksandar D. Knezevich, Renwei Wang, Yu-Tang Gao, Stephen S. Hecht, এবং Irina Stepanov. Urinary Levels of the Tobacco-specific Carcinogen N′-nitrosonornicotine and Its Glucuronide Are Strongly Associated With Esophageal Cancer Risk in Smokers. Oxford University Press, 2011.
এমএলএ সাইটেশনYuan, Jian-Min, et al. Urinary Levels of the Tobacco-specific Carcinogen N′-nitrosonornicotine and Its Glucuronide Are Strongly Associated With Esophageal Cancer Risk in Smokers. Oxford University Press, 2011.