National Medical Journal of China, Volume 96, Issue 20,2016, Pages 1613-1617, doi:10.3760/cma.j.issn.0376-2491.2016.20.015
National Medical Journal of China, Volume 96, Issue 20,2016, Pages 1556-1561, doi:10.3760/cma.j.issn.0376-2491.2016.20.002
National Medical Journal of China, Volume 96, Issue 20,2016, Pages 1588-1590, doi:10.3760/cma.j.issn.0376-2491.2016.20.010
National Medical Journal of China, Volume 96, Issue 20,2016, Pages 1566-1569, doi:10.3760/cma.j.issn.0376-2491.2016.20.004
National Medical Journal of China, Volume 96, Issue 20,2016, Pages 1585-1587, doi:10.3760/cma.j.issn.0376-2491.2016.20.009