Effect of Vitamin D Supplementation on Relapse-Free Survival Among Patients With Digestive Tract Cancers: The AMATERASU Randomized Clinical Trial.
JAMA. 2019 Apr 9;321(14):1361-1369. doi: 10.1001/jama.2019.2210.
JAMA. 2019.
PMID: 30964526
Free PMC article.
Clinical Trial.