600 / | HD | SURGERY |
300 | DF | DIAGNOSTIC TESTING {38} |
309 | DF | .~ Measuring or detecting nonradioactive constituent of body liquid by means placed against or in body throughout test {8} |
310 | DF | .~.~ Infrared, visible light, or ultraviolet radiation directed on or through body or constituent released therefrom {9} |
342 | .~.~.~ Light conducting fiber inserted in body {1} | |
343 | DF | .~.~.~.~> Digestive tract |