How do Brussel sprouts stand out from other cruciferous vegetables?

For total glucosinolate content, Brussels sprouts are now known to top the list of commonly eaten cruciferous vegetables. Their total glucosinolate content has been shown to be greater than the amount found in mustard greens, turnip greens, cabbage, ...

from The World's Healthiest Foods http://ift.tt/2r3GRE7