Cho Ray and a hospital each in Malaysia and Thailand join a list of 21 medical centers globally.

According to the ISN, regional training centers play an important role in its efforts to improve the treatment of kidney diseases in developing countries.

The Belgium-based nonprofit picks the best medical facilities in low- and middle-income countries to provide training in nephrology, including general nephrology, hemodialysis, peritoneal dialysis, and kidney transplantation.

It is done in various ways like training medical students and health professionals, organizing training workshops on topics relevant to the regional situation and sharing expertise.

The five-year accreditation will be renewed if the healthcare centers continue to satisfy ISN's criteria.