The CREST study was a multicenter, prospective study conducted in various teaching institutions by the Centers for Disease Control and Prevention (CDC) to examine the long-term failure of tubal ...

The Parasaurolophus is a duck-billed dinosaur with a unique crest that lived 70 million to 80 million years ago. It stood around 16 feet tall and is estimated to have weighed 6,000 to 8,000 pounds.

Through data reported in the US Collaborative Review of Sterilization (CREST) study, we have learned that 10-year cumulative failure rates of sterilization done by tubal occlusion are much higher ...