Isothiocyanate concentrations and interconversion of sulforaphane to erucin in human subjects after consumption of commercial frozen broccoli compared to fresh broccoli - Saha, S; Hollands, W; Teucher, B; Needs, P W; Narbad, A; Ortori, C A; Barrett, D A; Rossiter, J T; Mithen, R F; Kroon, P A (Mol Nutr Food Res, 2012)