| EMBO | European Molecular Biology Organization |
|---|---|
| EMRC | European Medical Research Council |
| EOR | European Organization for Research; exclusive operating room |
| EORTC | European Organization for Research and Treatment of Cancer |
| EOS | end of study; eosinophil; European Orthodontic Society |
| E.U. | European Union |
|---|---|
| EVOS | European Vertebral Osteoporosis Study |
| R.E.A.L. | Revised European American Classification of Lymphoid Neoplasms |
| REAL | Revised European American Lymphoma |