@article{6b6b54cf0b9d4842baba3699bddee863,
title = "Metoprolol for the Prevention of Exacerbations of COPD. Reply",
author = "\{BLOCK COPD Investigators\} and Dransfield, \{Mark T.\} and Helgeson, \{Erika S.\} and Connett, \{John E.\}",
year = "2020",
month = apr,
day = "2",
doi = "10.1056/NEJMc2000638",
language = "English (US)",
volume = "382",
pages = "1375--1376",
journal = "The New England journal of medicine",
issn = "0028-4793",
publisher = "Massachussetts Medical Society",
number = "14",
}