Estrogenic activity of isoflavonoids from Onobrychis ebenoides - Halabalaki, M; Alexi, X; Aligiannis, N; Lambrinidis, G; Pratsinis, H; Florentin, I; Mitakou, S; Mikros, E; Skaltsounis, A L; Alexis, M N (Planta Med, 2006)