Author J. O\textquoterightSullivan S. Stevens F. Hobbs C. Salisbury P. Little B. Goldacre C. Bankhead J. Aronson R. Perera C. Heneghan Year of Publication 2018 DOI 10.1136/bmj.k4666 Google ScholarDOIBibTeXEndNote X3 XMLEndNote 7 XMLEndnote taggedMarcRIS