Correlation between single-slice muscle anatomical cross-sectional area and muscle volume in thigh extensors, flexors and adductors of perimenopausal women - Cotofana, S; Hudelmaier, M; Wirth, W; Himmer, M; Ring-Dimitriou, S; Sanger, A M; Eckstein, F (Eur J Appl Physiol, 2010)