China Journal of Modern Medicine, Volume 22, Issue 21,2012, Pages 54-58,
China Journal of Modern Medicine, Volume 22, Issue 21,2012, Pages 5-8,
China Journal of Modern Medicine, Volume 22, Issue 21,2012, Pages 18-22, doi:10.3969/j.issn.1005-8982.2012.21.005
China Journal of Modern Medicine, Volume 22, Issue 21,2012, Pages 54-58, doi:10.3969/j.issn.1005-8982.2012.21.013
China Journal of Modern Medicine, Volume 22, Issue 21,2012, Pages 50-53, doi:10.3969/j.issn.1005-8982.2012.21.012