This study evaluated the relationship between vitamin D and bladder cancer. Blood samples were taken from 250 patients with bladder cancer. The results showed that lower blood levels of vitamin D were associated with an increased risk of bladder cancer. More details can be found in the study.
Alison M Mondul, Stephanie J Weinstein, Satu Männistö, Kirk Snyder, Ronald L Horst, Jarmo Virtamo, Demetrius Albanes