Editorial
Copyright ©The Author(s) 2015.
World J Obstet Gynecol. Aug 10, 2015; 4(3): 58-63
Published online Aug 10, 2015. doi: 10.5317/wjog.v4.i3.58
Figure 3
Figure 3 Transvaginal ultrasound image of an intrauterine true gestational sac containing a yolk sac.