Abstract
By merging the channel regions of two-junction field-effect transistors with the collector region of a bipolar junction transistor (BJT), one achieves a quasi-cascode configuration called a ...
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Uploaded: Publication Date: Feb 1982
A total of 474 teeth treated with periapical surgery were examined after one year. Complete healing was unequivocally demonstrated for 250 teeth. Two hundred and fourteen teeth were scheduled for furt...
Two-hundred and twenty-four teeth with failures after conventional endodontic treatment were treated by periapical surgery by one surgeon and followed up for 1-8 years. Indications for surgery were: i...