Twilight for the Forest People:
If they are removed and survive the exposure to diseases they have never encountered, it is likely that the unique knowledge and beliefs that define them, the spirit of their life, will probably slip away.
I am to understand that governments like Brazil are better about this, but there has long been a problem with these tribal groups disappearing in 2-3 generations because of their lack of immune faculties to deal with the pathogens they're newly exposed to. Something to think about.