| HXIS | hard x-ray imaging spectrometry |
|---|---|
| KUB | kidneys and upper bladder; [x-ray examination of the] kidneys, ureter, and bladder |
| K-XRF | K x-ray fluorescence |
| L-XRF | L x-ray fluorescence |
| MMR | mass miniature radiography; masseter muscle rigidity; maternal mortality rate; measles-mumps-rubella... |
| leach tube | A reusable cone-shaped plastic container used for growing seedlings for revegetation work, the containers can be mounted in a rack for easy transport and were named after Ray Leach, who invented them in Oregon. (09 Oct 1997) |
|---|---|
| Levin tube | A tube introduced through the nose into the upper alimentary canal, to facilitate intestinal decompression. (05 Mar 2000) |