11 个月
Verywell Health on MSNWhat Is Plaque? A Complete Guide to the Sticky Film on Your TeethPlaque is a clear, sticky coating of bacteria that sticks to your teeth. Scientists call plaque a biofilm, clusters of ...
9 个月
The South African on MSNWhy your dog might be losing teethLosing these baby teeth is a completely normal part of a pup ... affecting over 80% of dogs over four years old. It starts ...
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