411 REFERENCE · Wikibooks
English-Hanzi/Worldwide, about 50 million people suffer from dementia
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
Worldwide, about 50 million people suffer from dementia, and nearly 10 million new cases are reported each year.
在世界范围内，约有5000万人患有痴呆症，每年报告的新病例接近1000万。