Welcome to EmpowHER. I am sorry to hear about your husband but am glad you reached out to us for information about stem cell therapy.
Here is the link: http://stemcellsportal.com/clinical-trials-brain-injuries
to Stem Cells Portals
Here is the link: https://stemcellofamerica.com/recent-research-on-stem-cells/
to Stem Cell of America research page.