National Medical Journal of China, , Issue 22,2014, Pages 1710-1713, doi:10.3760/cma.j.issn.0376-2491.2014.22.009
National Medical Journal of China, , Issue 22,2014, Pages 1684-1686, doi:10.3760/cma.j.issn.0376-2491.2014.22.002
National Medical Journal of China, , Issue 22,2014, Pages 1732-1732, doi:10.3760/j.issn.0376-2491.2014.22.021
National Medical Journal of China, , Issue 22,2014, Pages 1687-1691, doi:10.3760/cma.j.issn.0376-2491.2014.22.003
National Medical Journal of China, , Issue 22,2014, Pages 1743-1743, doi:10.3760/j.issn.0376-2491.2014.22.025