Comparison of the in vitro estrogenic activities of compounds from hops (Humulus lupulus) and red clover (Trifolium pratense) - Overk, C R; Yao, P; Chadwick, L R; Nikolic, D; Sun, Y; Cuendet, M A; Deng, Y; Hedayat, A S; Pauli, G F; Farnsworth, N R; van Breemen, R B; Bolton, J L (J Agric Food Chem, 2005)