Dental plaque biofilm is usually defined as communities of dental surface or interface attached oral microbes that wrapped in matrix. It serves as an initial factor of a sequence of oral diseases ...
14hon MSN
Early humans relied on simple stone tools for 300,000 years in a changing east African landscape
Our prehistoric human ancestors relied on deliberately modified and sharpened stone tools as early as 3.3 million years ago.
REVIEW Rajitha Dissanayake’s plays are very much like himself. A most unassuming playwright, Rajitha has ‘everyday’ written ...
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