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5.
They practiced simple dentistry, including extractions and
cleaning of teeth.
6.
It seemed that the use of mini-implants was limited to temporary
situations as a stabilizer and support for prosthesis.
7.
Chercheve proposed several theories on the relationship of the
metallic endosteal implant to its osseous environment.
8.
Some dentists decided to test their limits by manufacturing
implants with the same material.
9.
In 1870 he made his first major contribution to restorative
dentistry with the invention of power-driven dental tools.
10.
Each of these books is prefaced with words of admiration from
other respected leaders in the field.
Task 6. Retell the text.