Badgett Robert, Shaikh Nader, Pi Mini, Wilczynski Nancy L, McKibbon K Ann, Ketchum Andrea M, Haynes R Brian
University of Kansas School of Medicine at Wichita, Department of Internal Medicine and Department of Preventive Medicine and Public Health, Wichita, KS, United States.
J Med Internet Res. 2012 Aug 3;14(4):e108. doi: 10.2196/jmir.2232.