| 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} |
| 345 | ![]() | .~.~ Electroanalysis {3} |
| 346 | DF | .~.~.~> Sweat analysis |
| 347 | DF | .~.~.~> Blood glucose |
| 348 | DF | .~.~.~> Determining ion concentration/partial pressure {7} |