Multicenter intestinal current measurements in rectal biopsies from CF and non-CF subjects to monitor CFTR function. oleh John P Clancy, Rhonda D Szczesniak, Melissa A Ashlock, Sarah E Ernst, Lijuan Fan, Douglas B Hornick, Philip H Karp, Umer Khan, James Lymp, Alicia J Ostmann, Amir Rezayat, Timothy D Starner, Shajan P Sugandha, Hongtao Sun, Nancy Quinney, Scott H Donaldson, Steven M Rowe, Sherif E Gabriel