Price C, Golden B, Harrington M, Konewko R, Wasil E, Herring W. Reducing boarding in a post-anesthesia care unit. Prod Oper Manag. 2011 May 1;20(3):431-41.
Anderson IM, Jones S, Twiss J. Do negative cognitive style and personality predict depression symptoms and functional outcomes in severe bipolar and unipolar disorders? Int J Cogn Ther. 2009 Dec 15;2(4):343-53. doi: 10.1521/ijct.2009.2.4.343