Hooper, L., Parkinson, E., Bunn, D., Edozie, O., Robson, J., Frost, L. & Douthwaite, H., 29 Nov 2021, PROSPERO International prospective register of systematic reviews.
Abdelhamid, A., Bunn, D., Dickinson, A., Killett, A., Poland, F., Potter, J., Richardson, K., Smithard, D., Fox, C. & Hooper, L., 11 Apr 2014, 6 p. http://www.crd.york.ac.uk/prospero/DisplayPDF.php?ID=CRD42014007611 : University of York, Centre for Reviews and Dissemination.
Bunn, D. & Hooper, L., 15 Oct 2012, 5 p. http://www.crd.york.ac.uk/Prospero/DisplayPDF.php?ID=CRD42012003100 : University of York, Centre for Reviews and Dissemination.