1. Meng, Z., Yang, P., Shen, Y., Bei, W., Zhang, Y., Ge, Y., et al. (2009). Pilot study of huachansu in patients with hepatocellular carcinoma, nonsmall-cell lung cancer, or pancreatic cancer. Cancer, 115, 5309–5318.
2. Jiang, J. J., You, F. Q., Ma, H. Y., Zhong, J., Zhang, J. F., Zhan, Z., et al. (2011). Cell continuous extraction-HPLC determination biological affinity of 8 bufadienolides on MGC-803 cells and their correlation with anti-tumor activities. Zhongguo Zhong Yao Za Zhi, 36, 205–208.
3. Qi, F., Li, A., Inagaki, Y., Kokudo, N., Tamura, S., Nakata, M., et al. (2011). Antitumor activity of extracts and compounds from the skin of the toad Bufo bufo gargarizans Cantor. International Immunopharmacology, 11, 342–349.
4. Mijatovic, T., Van Quaquebeke, E., Delest, B., Debeir, O., Darro, F., & Kiss, R. (2007). Cardiotonic steroids on the road to anti-cancer therapy. Biochimica et Biophysica Acta, 1776, 32–57.
5. Gowda, R. M., Cohen, R. A., & Khan, I. A. (2003). Toad venom poisoning: resemblance to digoxin toxicity and therapeutic implications. Heart, 89, e14.