Soft paywall?
Key part is this
> Detained members of minority communities appeared to have been forcibly subjected to blood tests and organ examinations such as ultrasound and X-rays, without informed consent, said the U.N. experts.
> The exam results were then registered in a database of living organ sources for transplants, the experts added.
> “Forced organ harvesting in China appears to be targeting specific ethnic, linguistic or religious minorities held in detention, often without being explained the reasons for arrest or given arrest warrants, at different locations,” they said.