600 / | HD | SURGERY |
300 | DF | DIAGNOSTIC TESTING {38} |
407 | DF | .~ Detecting nuclear, electromagnetic, or ultrasonic radiation {11} |
476 | .~.~ Visible light radiation {3} | |
477 | DF | .~.~.~> With comparison means (e.g., ratio of or comparison to a standard) |
478 | DF | .~.~.~> Light conducting fiber inserted into a body |
479 | DF | .~.~.~> Cardiovascular testing {1} |