For decades, scientists have sought to create red blood cells in the lab -- a "holy grail" that some hoped could ease regional shortages in the blood supply.
원문출처 : http://www.cnn.com/2017/03/28/health/stem-cells-synthetic-blood-study/index.html
원문출처 : http://www.cnn.com/2017/03/28/health/stem-cells-synthetic-blood-study/index.html