Soya intake and plasma concentrations of daidzein and genistein: validity of dietary assessment among eighty British women (Oxford arm of the European Prospective Investigation int... by Verkasalo, P, Appleby, P, Allen, N, Davey, G, Adlercreutz, H, Key, T

Validation study of soya intake and plasma isoflavone levels among British women. by Verkasalo, P, Appleby, P, Allen, N, Davey, G, Spencer, E, Postans, J, Adlercreutz, H, Key, T