A cone-beam computed tomography (CBCT) scan helped identify a fifth canal in the first premolar of a man who was undergoing a root canal. This is the first reported case of a fifth canal in this type ...
A new systematic review has found pit-and-fissure sealants to be effective regardless of tooth type or location. In fact, sealants on premolars may last longer and prevent more caries than those on ...
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