National Medical Journal of China, Volume 95, Issue 24,2015, Pages 1957-1960, doi:10.3760/cma.j.issn.0376-2491.2015.24.019
National Medical Journal of China, Volume 95, Issue 24,2015, Pages 1961-1965, doi:10.3760/cma.j.issn.0376-2491.2015.24.020
National Medical Journal of China, Volume 95, Issue 24,2015, Pages 1878-1882, doi:10.3760/cma.j.issn.0376-2491.2015.24.003
National Medical Journal of China, Volume 95, Issue 24,2015, Pages 1925-1929, doi:10.3760/cma.j.issn.0376-2491.2015.24.011
National Medical Journal of China, Volume 95, Issue 24,2015, Pages 1915-1920, doi:10.3760/cma.j.issn.0376-2491.2015.24.009