[1] Univ Buffalo, Dept Ind & Syst Engn, Buffalo, NY USA
[2] MedStar Hlth, MedStar Hlth Natl Ctr Human Factors Healthcare, Washington, DC USA
[3] Weill Cornell Med, Dept Populat Hlth Sci, 425 61st St,Suite 301, New York, NY 10065 USA
[4] MedStar Hlth, MedStar Qual & Safety, Columbia, MD USA
[5] Dept Commun Disorders & Sci, Buffalo, NY USA