05-12-2016, 15:46
(This post was last modified: 05-12-2016, 15:49 by Dynseli.
Edit Reason: link to pubmed image
)
https://www.ncbi.nlm.nih.gov/core/lw/2.0/html/tileshop_pmc/tileshop_pmc_inline.html?title=Click%20on%20image%20to%20zoom&p=PMC3&id=2982168_cshperspect-MAM-003178_F2.jpg