http://www.webmd.com
2. IDX
http://www.idx.com
3. Quovadx
http://www.quovadx.com
4. McKesson
http://www.mckesson.com
5. Quality Systems
http://www.qsii.com
6. Landacorp
http://www.landacorp.com
7. Omnicell
http://www.omnicell.com
8. Trizetto
http://www.trizetto.com
9. AMICAS
http://www.amicas.com