1. Medstar Georgetown University Hospital/Medstar Washington Hospital Center; Washington DC
2. The Brown Alpert Medical School; Providence RI
3. The Staten Island University Hospital; Staten Island NY
4. The University of Kentucky; Lexington KY
5. Stony Brook University; Stony Brook NY
6. The Louisiana State University Health Sciences Center; New Orleans LA
7. Inova Fairfax Hospital; Fairfax VA