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1 From the University of Pennsylvania and Corporal Michael J. Crescenz Veterans Affairs Medical Center - both in Philadelphia (D.A.A.); Cornell University, Ithaca, NY (S.N.); and New York (M.L.B.).
1 From the University of Pennsylvania and Corporal Michael J. Crescenz Veterans Affairs Medical Center - both in Philadelphia (D.A.A.); Cornell University, Ithaca, NY (S.N.); and New York (M.L.B.).