Hyatt's interpretation of pulmonary function tests [electronic resource] : a practical guide / Paul D. Scanlon, MD, Consultant, Division of Pulmonary and Critical Care Medicine, Mayo Clinic, Rochester, Minnesota; Professor of Medicine, Mayo Clinic College of Medicine, Rochester, Minnesota, Robert E. Hyatt, MD, Emeritus Consultant (deceased), Division of Pulmonary and Critical Care Medicine Mayo Clinic, Rochester, Minnesota; Emeritus Professor of Medicine and of Physiology Mayo Clinic College of Medicine, Rochester, Minnesota