Barns are painted red because red paint is cheap. Red paint is cheap because iron is plentiful, and iron is plentiful because it is the final element formed out of a dying star.
I read 1,182 emergency room bills this year. Here’s what I learned. A $5,571 bill to sit in a waiting room, $238 eyedrops, and a $60 ibuprofen tell the story of how emergency room visits are squeezing patients. https://www.vox.com/health-care/2018/12/18/18134825/emergency-room-bills- ...
日志
相册
分享
记录