National Medical Journal of China, Volume 95, Issue 25,2015, Pages 1972-1975, doi:10.3760/cma.j.issn.0376-2491.2015.25.002
National Medical Journal of China, Volume 95, Issue 25,2015, Pages 1969-1971, doi:10.3760/cma.j.issn.0376-2491.2015.25.001
National Medical Journal of China, Volume 95, Issue 25,2015, Pages 2036-2038, doi:10.3760/cma.j.issn.0376-2491.2015.25.019
National Medical Journal of China, Volume 95, Issue 25,2015, Pages 2022-2026, doi:10.3760/cma.j.issn.0376-2491.2015.25.015
National Medical Journal of China, Volume 95, Issue 25,2015, Pages 2003-2005, doi:10.3760/cma.j.issn.0376-2491.2015.25.010