NIH Strokes - Causes, Risks, Treatments And Current Research By Mark Heyne • May 19, 2015 Listen Listening... / 39:13 Close to 800,000 Americans each year suffer a new or recurrent stroke, and while stroke is the fifth leading cause of death in the United States, there are nearly 7 million stroke survivors in the U.S. Cincinnati Children's making human organs to test drugs By Ann Thompson • Aug 27, 2012 Cincinnati Children's Hospital is part of a national effort to create a kind of mini-patient to test drugs. Each partner is concentrating on creating a different part of the human body. Researchers at Cincinnati Children's are in the process of making what's called an organoid. An organoid is a structure that resembles an organ. This one mimics the stomach and intestine.