Jie-Bin Lew, Kirsten Howard, Dorota Gertig, Megan Smith, Mark Clements, Carolyn Nickson, Ju-Fang Shi, Suzanne Dyer, Sarah Lord, Prudence Creighton, Yoon-Jung Kang, Jeffrey Tan and Karen Canfell*
* Corresponding author: Karen Canfell karenc@nswcc.org.au
BMC Health Services Research 2012, 12:446 doi:10.1186/1472-6963-12-446