S. A. HUBER,* J. E. STONE, D. H. WAGNER, JR., J. KUPPERMAN, L. PFEIFFER, C. DAVID, R. L. O’BRIEN, G. S. DAVIS, AND M. K. NEWELL Department of Pathology and Immunobiology Program and Pulmonary Disease and Critical Care Unit, Department of Medicine, University of Vermont College of Medicine, Burlington, Vermont 05405; National Jewish Medical Research Center, Denver, Colorado 80206, and Department...