* Journal of the National Cancer Institute vom 10. August 2017: [https://academic.oup.com/jnci/article/110/1/121/4064136 Use of Alternative Medicine for Cancer and Its Impact on Surviva] | * Journal of the National Cancer Institute vom 10. August 2017: [https://academic.oup.com/jnci/article/110/1/121/4064136 Use of Alternative Medicine for Cancer and Its Impact on Surviva] |