1 MedStar Health, National Center for Human Factors in Healthcare, Washington, District of Columbia, and Georgetown University School of Medicine, Washington, District of Columbia. Electronic address: [email protected].
2 Georgetown University School of Medicine, Washington, District of Columbia.
3 MedStar Health, National Center for Human Factors in Healthcare, Washington, District of Columbia.
4 Department of Radiology, Georgetown University Medical Center, Washington, District of Columbia.