Here's another article by Dr. Turner for Just for Canadian Dentists magazine. This one's about skiing the French Alps:

Dental crowns (or caps) have been used to fix broken or decayed teeth for over one-hundred years. For most of this time, gold crowns were the best choice. But what if you don’t want to flash an 18-carat grin?

After that, a way was found to make a tooth-colored crown out of porcelain fused to metal...
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