TY - JOUR AU - Kroon, P A; Clifford, M N; Crozier, A; Day, A J; Donovan, J L; Manach, C; Williamson, G TI - How should we assess the effects of exposure to dietary polyphenols in vitro? JO - Am J Clin Nutr VL - 80 PY - 2004 SP - 15 EP - 21 ER -