National Trends in Gastrointestinal Access Procedures: An Analysis of Medicare Services Provided by Radiologists and Other Specialists
| Autor: | Duszak, Richard, Jr, Mabry, Michael R. |
|---|---|
| Zdroj: | In Journal of Vascular and Interventional Radiology 2003 14(8):1031-1036 |
| Databáze: | ScienceDirect |
| Externí odkaz: |
|