Chinese Journal of Pediatrics, Volume 57, Issue 7,2019, Pages 538-542, doi:10.3760/cma.j.issn.0578-1310.2019.07.009
Chinese Journal of Pediatrics, Volume 57, Issue 7,2019, Pages 567-570, doi:10.3760/cma.j.issn.0578-1310.2019.07.016
Chinese Journal of Pediatrics, Volume 57, Issue 7,2019, Pages 531, doi:10.3760/cma.j.issn.0578-1310.2019.07.007