Giles J Peek , Felicity Clemens , Diana Elbourne , Richard Firmin , Pollyanna Hardy , Clare Hibbert , Hilliary Killer , Miranda Mugford , Mariamma Thalanany , Ravin Tiruvoipati , Ann Truesdale and Andrew Wilson
BMC Health Services Research 2006, 6:163doi:10.1186/1472-6963-6-163