Keep up to date with the latest news and content from BMC Health Services Research and BioMed Central.
Ching-Sheng Chang, Su-Yueh Chen* and Yi-Ting Lan
Corresponding author: Su-Yueh Chen firstname.lastname@example.org
BMC Health Services Research 2013, 13:22
These numbers are accesses on BioMed Central websites only, and an underestimate of total usage. More information
BioMed Central Ltd unless otherwise stated. Part of Springer Science+Business Media.