Test center staff will inspect gloves both before and after the exam. Gloves must be disposed of in front of the proctor upon completion of the test. Listed below are security procedures to expect on ...

These tests are described in this article. Discussion A detailed description of the various different tests is given, with photographs for each test procedure. Diagnostic interpretation of each test ...

The U.S. Department of Transportation is revising its drug and alcohol testing procedures that were finalized in May 2023 that authorized oral fluid drug testing as an additional methodology for ...