Postal address (regular mail):
Dr. Douglas M. Tollefsen
Hematology Division
Campus Box 8125
Washington University Medical School
660 South Euclid Avenue
St. Louis, MO  63110
Receiving dock (packages, FedEx, etc.):
Dr. Douglas M. Tollefsen
Room 8868
Clinical Sciences Research Building
4940 Parkview Place
St. Louis, MO  63110
Street address:
Clinical Sciences Research Building
4939 Children's Place
St. Louis, MO  63110
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