Arterial wave reflections during the menstrual cycle in healthy women: A reproducibility study - Papaioannou, T G; Stamatelopoulos, K S; Georgiopoulos, G; Vlachopoulos, C; Georgiou, S; Lykka, M; Lambrinoudaki, I; Papamichael, C M; Stefanadis, C I (Hypertension, 2009)