1. From the Division of Molecular and Clinical Medicine, Ninewells Hospital and Medical School, Dundee (J.D.C.), Royal Papworth Hospital NHS Foundation Trust and Department of Medicine, University of Cambridge, Cambridge (C.S.H.), and Royal Brompton and Harefield NHS Foundation Trust and Imperial College, London (M.R.L.) — all in the United Kingdom; the University of Connecticut School of Medicine, Farmington (M.L.M.); the Internal Medicine Department, Respiratory Unit and Adult Cystic Fibrosis Center,...