. 2016 Sep 22;2016:7401409. doi: 10.1155/2016/7401409
Copyright © 2016 Marlene Teixeira Andrade et al.
This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Figure 1.
Umbilical nodule bleeding during menstrual cycle.