China Journal of Modern Medicine, Volume 21, Issue 33,2011, Pages 4199-4202,4206,
China Journal of Modern Medicine, Volume 21, Issue 33,2011, Pages 4196-4198, doi:10.3969/j.issn.1005-8982.2011.33.025
China Journal of Modern Medicine, Volume 21, Issue 33,2011, Pages 4154-4157, doi:10.3969/j.issn.1005-8982.2011.33.013
China Journal of Modern Medicine, Volume 21, Issue 33,2011, Pages 4207-4211,4214, doi:10.3969/j.issn.1005-8982.2011.33.028