These are some fairly interesting articles concerning amniotic stem cell therapies.
https://www.phoenixnewtimes.com/news/deadly-arizona-doc-hawks-bogus-stem-cell-treatment-11288787
https://www.newyorker.com/news/news-desk/the-birth-tissue-profiteers
https://www.phoenixnewtimes.com/news/deadly-arizona-doc-hawks-bogus-stem-cell-treatment-11288787
https://www.newyorker.com/news/news-desk/the-birth-tissue-profiteers