1. Critical Review of Complementary Therapies for Prostate Cancer
   Simon Wilkinson et al, 2003, Journal of Clinical Oncology CrossRef
2. Estrogenic Plants: to Prevent Neurodegeneration and Memory Loss and Other Symptoms in Women After Menopause
   Valentina Echeverria et al, 2021, Frontiers in Pharmacology CrossRef
3. Herbal Remedies in the United States: Potential Adverse Interactions With Anticancer Agents
   Alex Sparreboom et al, 2004, Journal of Clinical Oncology CrossRef