Sunday, September 7, 2008 - 7:21PM EST

United States

Washington, D.C.

Name of AuthorInstitutional Affiliation
Cheson BDGeorgetown University Hospital, Lombardi Comprehensive Cancer Center, 3800 Reservoir Rd, N.W., Washington, DC 20007, USA. bdch@georgetonn.edu.
Diehl VDivision of Hematology/Oncology, Georgetown University Hospital, Washington, DC, USA.