International Journal of Pediatrics, Volume 38, Issue 5,2011, Pages 458-461, doi:10.3760/cma.j.issn.1673-4408.2011.05.011
International Journal of Pediatrics, Volume 38, Issue 5,2011, Pages 446-448,527, doi:10.3760/cma.j.issn.1673-4408.2011.05.007
International Journal of Pediatrics, Volume 38, Issue 5,2011, Pages 452-455, doi:10.3760/cma.j.issn.1673-4408.2011.05.009
International Journal of Pediatrics, Volume 38, Issue 5,2011, Pages 434-437, doi:10.3760/cma.j.issn.1673-4408.2011.05.004
International Journal of Pediatrics, Volume 38, Issue 5,2011, Pages 503-505, doi:10.3760/cma.j.issn.1673-4408.2011.05.025