Hill Nicholas S, Ugurlu Aylin Ozsancak
Division of Pulmonary, Critical Care, and Sleep Medicine, Tufts Medical Center, Boston, Massachusetts.
Department of Pulmonary Medicine, Baskent University, Istanbul, Turkey.
JAMA. 2017 Jun 6;317(21):2167-2169. doi: 10.1001/jama.2017.5226.