National Medical Journal of China, Volume 93, Issue 32,2013, Pages 2587-2591, doi:10.3760/cma.j.issn.0376-2491.2013.32.015
National Medical Journal of China, Volume 93, Issue 32,2013, Pages 2545-2548, doi:10.3760/cma.j.issn.0376-2491.2013.32.004
National Medical Journal of China, Volume 93, Issue 32,2013, Pages 2567-2570, doi:10.3760/cma.j.issn.0376-2491.2013.32.009
National Medical Journal of China, Volume 93, Issue 32,2013, Pages 2533,2540,2544,2548,2561,2591,2599,2604,
National Medical Journal of China, Volume 93, Issue 32,2013, Pages 2529-2533, doi:10.3760/cma.j.issn.0376-2491.2013.32.001