| ROP | removal of pins or plates; removal of plaster [of Paris]; retinopathy of prematurity; right occipito... |
|---|---|
| EE | embryo extract; end-to-end; end expiration; energy expenditure; Enterobacteriaceae enrichment [broth... |
| MEC | median effective concentration; middle ear canal; middle ear cell; minimum effective concentration |
| ECCO2R | extracorporeal carbon dioxide removal |
| rem | removal |