Zwicke DL, Donohue JF, Wagner EH. Use of the emergency department observation unit in the treatment of acute asthma. Ann Emerg Med. 1982 Feb;11(2):77-83.
Zwicke DL, Donohue JF, Wagner EH. Use of the emergency department observation unit in the treatment of acute asthma. Ann Emerg Med. 1982 Feb;11(2):77-83.