Ingestion of radiopaque markers (ROMs) is a common means of assessing colonic transit time in chronic constipation. The remaining authors state no conflict of interest. Potential competing interests: Braden Kuo received clinical trial support from Vibrant. is supported by a grant from the National Institutes of Health (K23 DK097142).
GUIDELINER RADIOOPAQUE MARKER FULL
Ananthakrishnan planned and designed the study and analyzed the data Kyle Staller and Kenneth Barshop collected the data Kyle Staller drafted the manuscript Kyle Staller had full access to all of the data in the study and takes responsibility for the integrity of the data and accuracy of the data analysis all authors interpreted the results and contributed to critical review of the manuscript.įinancial support: A.N.A.
Specific author contributions: Kyle Staller and Ashwin N. Guarantor of the article: Kyle Staller, MD, MPH. Received 01 January 2015 accepted 07 April 2015 1Division of Gastroenterology, Massachusetts General Hospital and Harvard Medical School Boston, Boston, Massachusetts, USAĢPritzker School of Medicine, University of Chicago, Chicago, Illinois, USAĬorrespondence: Kyle Staller, MD, Division of Gastroenterology, Massachusetts General Hospital, 55 Fruit Street, Boston, Massachusetts 02114, USA.