The Microscope-Training Years at PERF
Attempts to popularize the microscopic approach in academic institutions met with a great deal of resistance, if not outright hostility. After a dozen presentations at post graduate programs, it became clear the university endodontic programs would not embrace this technology. In late 1991, PERF began a series of monthly courses designed to train motivated clinicians …
The Early History of PERF
The Pacific Endodontic Research Foundation (PERF) was created in 1991 as a public, non-profit research foundation with the expressed goal of performing endodontic research. This research was an outgrowth of work on fresh human cadaver dissections I had helped Terry Tanaka with at his Clinical Research. I had noticed in doing the dissections that some of the specimens …