From a food perspective the researchers, led by Dr James Cerhan, report that orange and cruciferous vegetables were found to confer the greatest risk reductions.
“Antioxidant intake from fruits, vegetables and other sources and risk of non-hodgkin lymphoma: The Iowa women's health study”Authors: C.A. Thompson, T.M. Habermann, A.H. Wang, R.A. Vierkant, A.R. Folsom, J.A. Ross, J.R. Cerhan