China Journal of Modern Medicine, Volume 29, Issue 15,2019, Pages 封4,封3, doi:10.3969/j.issn.1005-8982.2019.15.030
China Journal of Modern Medicine, Volume 29, Issue 15,2019, Pages 26-29, doi:10.3969/j.issn.1005-8982.2019.15.006
China Journal of Modern Medicine, Volume 29, Issue 15,2019, Pages 41-46, doi:10.3969/j.issn.1005-8982.2019.15.009
China Journal of Modern Medicine, Volume 29, Issue 15,2019, Pages 62-66, doi:10.3969/j.issn.1005-8982.2019.15.013
China Journal of Modern Medicine, Volume 29, Issue 15,2019, Pages 117-119, doi:10.3969/j.issn.1005-8982.2019.15.024