Greek flora as a source for the detection of natural compounds potentially effective in preventing post-menopausal osteoporosis - Vontzalidou, A; Meligova, A; Bagouraki, S; Makropoulou, M; Boka, VI; Stathopoulou, K; Mitsiou, D; Kalpoutzakis, E; Aligiannis, N; Alexis, M; Mitakou, S (Planta Medica, 2015)