Here's an article I just stumbled upon from the official, California Stem Cell Agency. I didn't know we had one here. The blog is aptly named The Stem Cellar.

This post is from March 2017 and gives a well-researched and well-written state of worldwide stem cell therapies to date. It provides some interesting follow-up statistics from many different studies among 13 different countries.

https://blog.cirm.ca.gov/tag/multiple-sclerosis/