Apigenin, a Component of Matricaria recutita Flowers, is a Central Benzodiazepine Receptors-Ligand with Anxiolytic Effects - Viola, H; Wasowski, C; Levi de Stein, M; Wolfman, C; Silveira, R; Dajas, F; Medina, J H; Paladini, A C (Planta Medica, 1995)