Publication info: Health Expect. 2008 Jun; 11(2):160-76.PMID: 18494960External link: http://www.ncbi.nlm.nih.gov/pubmed/18494960Publication date: June, 2008Authors: Davies E, Shaller D, Edgman-Levitan S, Safran DG, Oftedahl G, Sakowski J, Cleary PDPublication type: Paper