1. Characteristics of uterine peristalsis in spontaneous and induced cycles 
Osnat Eytan, Ph.D., Ilan Halevi, M.D., Joseph Har-Toov, M.D., Igal Wolman, M.D., David Elad, Ariel J Jaffa, M.D. 
Fertility and Sterility 
Volume 76, Issue 2, Pages (August 2001)
DOI: /S (01)

2. FIGURE 1
(a), The intrauterine fluid domain, a part of one transvaginal ultrasound image from the recording of the sagittal cross-section of the uterus. (b), The reference line connects the maximal intensities of the uterine fluid. (c), Binary image of the transvaginal ultrasound image (fluid, white; uterine wall, black). (d), The intrauterine fluid-wall interface (IUFWI) that was detected by the image processing.
Eytan. Characteristics of uterine peristalsis. Fertil Steril 2001.
Fertility and Sterility  , DOI: ( /S (01) )

3. FIGURE 2
An example of the time variation of the width of the uterine cavity, W(ξ,t), at ξ = 4 mm from the fundus of a healthy subject.
Eytan. Characteristics of uterine peristalsis. Fertil Steril 2001.
Fertility and Sterility  , DOI: ( /S (01) )