[2]Johnson, S. B., Park, H. S., Gross, C. P., & James, B. Y. (2018). Complementary medicine, refusal of conventional cancer therapy, and survival among patients with curable cancers. JAMA oncology, 4(10), 1375-1381.
[6]Yang, S. J., Wang, H. Y., Li, X. Q., Du, H. Z., Zheng, C. J., Chen, H. G., ... & Yang, C. X. (2007). Genetic polymorphisms of ADH2 and ALDH2 association with esophageal cancer risk in southwest China. World journal of gastroenterology: WJG, 13(43), 5760.