CHINESE JOURNAL OF PEDIATRIC SURGERY, Volume 23, Issue 6,2002, Pages 546-548, doi:10.3760/cma.j.issn.0253-3006.2002.06.022
CHINESE JOURNAL OF PEDIATRIC SURGERY, Volume 23, Issue 6,2002, Pages 571-572, doi:10.3760/cma.j.issn.0253-3006.2002.06.035
CHINESE JOURNAL OF PEDIATRIC SURGERY, Volume 23, Issue 6,2002, Pages 549-551, doi:10.3760/cma.j.issn.0253-3006.2002.06.023
CHINESE JOURNAL OF PEDIATRIC SURGERY, Volume 23, Issue 6,2002, Pages 564-565, doi:10.3760/cma.j.issn.0253-3006.2002.06.030