Dietary intake of vitamin K and risk of prostate cancer in the Heidelberg cohort of the European Prospective Investigation into Cancer and Nutrition:https://pubmed.ncbi.nlm.nih.gov/18400723/Vitamin K and its analogs: Potential avenues for prostate cancer management:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5593683/Chapter 29 - Prostate cancer and applications of vitamin K:https://www.sciencedirect.com/science/ar...128119075000270Managing prostate cancer metastasis using vitamin k2:https://grantome.com/grant/NIH/R21-CA184646-01A1Vitamin K Protection Against Cancer:https://www.urologyofva.net/articles/cat...-life-extension