CHINESE JOURNAL OF PEDIATRIC SURGERY, Volume 20, Issue 5,1999, Pages 296-298,
CHINESE JOURNAL OF PEDIATRIC SURGERY, Volume 20, Issue 5,1999, Pages 283-285,
CHINESE JOURNAL OF PEDIATRIC SURGERY, Volume 20, Issue 5,1999, Pages 316-317,
CHINESE JOURNAL OF PEDIATRIC SURGERY, Volume 20, Issue 5,1999, Pages 291,