As a popular staple, bread is consumed by billions of people around the world.
원문출처 : http://www.cnn.com/2017/06/16/health/white-whole-wheat-bread-food-study-drayer/index.html
원문출처 : http://www.cnn.com/2017/06/16/health/white-whole-wheat-bread-food-study-drayer/index.html