Beigi Boroujeni, Nasim, and Seyyed Amir Yasin Ahmadi. “Effect of Vitamin D Supplementation on the Prognosis of Colorectal Cancer: A Meta-Analytic Approach of Randomized Controlled Trials”. Asian Pacific Journal of Cancer Nursing (June 29, 2026): 20260629. Accessed July 4, 2026. http://waocp.com/journal/index.php/apjcn/article/view/2838.