International Journal of Pediatrics, Volume 46, Issue 8,2019, Pages 604-608, doi:10.3760/cma.j.issn.1673-4408.2019.08.015
International Journal of Pediatrics, Volume 46, Issue 8,2019, Pages 554-557, doi:10.3760/cma.j.issn.1673-4408.2019.08.004
International Journal of Pediatrics, Volume 46, Issue 8,2019, Pages 612-616, doi:10.3760/cma.j.issn.1673-4408.2019.08.017
International Journal of Pediatrics, Volume 46, Issue 8,2019, Pages 571-574, doi:10.3760/cma.j.issn.1673-4408.2019.08.008