参考
1. Haber, H. P., Mayer, E. I.. Ultrasound evaluation of uterine and ovarian size from birth to puberty. (1994) Pediatric Radiology. 24 (1): 11. doi:10.1007/BF02017650
2. Jill E. Langer, Edward R. Oliver, Anna S. Lev-Toaff, Beverly G. Coleman. Imaging of the Female Pelvis through the Life Cycle. (2012) RadioGraphics. doi:10.1148/rg.326125513