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China Journal of Modern Medicine, Volume 22, Issue 5,2012, Pages 39-41,
China Journal of Modern Medicine, Volume 22, Issue 5,2012, Pages 107-109, doi:10.3969/j.issn.1005-8982.2012.05.029
China Journal of Modern Medicine, Volume 22, Issue 5,2012, Pages 66-67, doi:10.3969/j.issn.1005-8982.2012.05.017