@base . a , ; "Chest (American College of Chest Physicians)" . a , , ; , , ; "Chest." ; ; ; ; "0012-3692" ; ; ; "0012-3692" ; ; "0012-3692" ; "Chest." , "Chest (American College of Chest Physicians)" ; ; "http://www.chestjournal.org/" . a . . a ; "0012-3692" ; . a ; . a ; ; "20220618174900.0"^^ ; ; . "Illinois" . a ; "0012-3692" ; .