The Porcelain crown did last less than 5 years. I went to the office on 11/28/05 to see him and asked if there are any option to fix it. He offered the only option to put a new one for the full price and said that what happened to me was almost impossible and usually his crowns last long long years. This event raises the question - why he refused to fix his work for reduced price or even for free if my case was so unusual? It might be a lot of crowns like mine coming out of his office....
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