National Medical Journal of China, Volume 98, Issue 20,2018, Pages 1629-1632, doi:10.3760/cma.j.issn.0376-2491.2018.20.023
National Medical Journal of China, Volume 98, Issue 20,2018, Pages 1539,1560,1564,1569,1581,1587,1592,1613,1620,1623,,
National Medical Journal of China, Volume 98, Issue 20,2018, Pages 1561-1564, doi:10.3760/cma.j.issn.0376-2491.2018.20.006
National Medical Journal of China, Volume 98, Issue 20,2018, Pages 1624-1626, doi:10.3760/cma.j.issn.0376-2491.2018.20.021
National Medical Journal of China, Volume 98, Issue 20,2018, Pages 1578-1581, doi:10.3760/cma.j.issn.0376-2491.2018.20.010