Affiliation: | (1) Nuffield Department of Surgery, University of Oxford, John Radcliffe Hospital, Headington, OX3 9DU Oxford, UK;(2) Merck Research Laboratories, Autoimmune Diseases, Research, 07065 Rahway, New Jersey, USA;(3) Merck Research Laboratories, Department of Cellular and Molecular Pharmacology, 07065 Rahway, New Jersey, USA |