Robert I Lechler1, Megan Sykes2, Angus W Thomson3
& Laurence A Turka41
Guy's King's and St. Thomas's Medical School, King's College London, Hodgkin Building, Guy's Campus, London SE1 9RT, UK.
2
Departments of Surgery and Medicine, Massachusetts General Hospital, Harvard Medical School, MGH East, Building 149-5102, 13th Street, Boston, Massachusetts 02129, USA.
3
Departments of Surgery and Immunology, University of Pittsburgh, 200 Lothrop Street, Biomedical Science Tower W1544, Pittsburgh, Pennsylvania 15213, USA.
4
Department of Medicine, University of Pennsylvania, 700 Clinical Research Building, 415 Curie Boulevard, Philadelphia, Pennsylvania 19104, USA.
Correspondence should be addressed to Laurence A Turka turka@mail.med.upenn.edu
