The reason many investors invest in mutual funds is to diversify their holdings. As investors invest in multiple stocks, they diversify from concentration risk where if one stock goes down for any ...

Overlapping surgery is a small portion of our total surgical activity but a key way to manage busy operating rooms. During a day, it allows one surgeon to move from one surgery to the next to maximize ...

In the very early years of open-heart surgery, when the supply of surgeons failed to meet the demand for their services, the giants of cardiovascular surgery would walk from operating room to ...