1. From the Departments of Population Health Sciences (Z.S., Y.P.), Radiology (H.O., P.K., S.C., G.S.), and Primary Care (J.E.), Weill Cornell Medicine, 425 E 61st St, Suite 301, New York, NY 10065; School of Information, The University of Texas at Austin, Austin, Tex (L.T.); and Comprehensive Weight Control Center, New York–Presbyterian/Weill Cornell Medical Center, New York, NY (E.L.).