International Journal of Pediatrics, Volume 46, Issue 12,2019, Pages 859-863, doi:10.3760/cma.j.issn.1673-4408.2019.12.002
International Journal of Pediatrics, Volume 46, Issue 12,2019, Pages 874-878, doi:10.3760/cma.j.issn.1673-4408.2019.12.005
International Journal of Pediatrics, Volume 46, Issue 12,2019, Pages 887-890, doi:10.3760/cma.j.issn.1673-4408.2019.12.008
International Journal of Pediatrics, Volume 46, Issue 12,2019, Pages 901-906, doi:10.3760/cma.j.issn.1673-4408.2019.12.011
International Journal of Pediatrics, Volume 46, Issue 12,2019, Pages 915-918, doi:10.3760/cma.j.issn.1673-4408.2019.12.014