CHINESE JOURNAL OF SURGERY, Volume 36, Issue 12,1998, Pages 711, doi:10.3760/j:issn:0529-5815.1998.12.002
CHINESE JOURNAL OF PEDIATRICS, , Issue 12,1998, Pages 724, doi:10.3760/cma.j.issn.0578-1310.1998.12.107
CHINESE JOURNAL OF MEDICAL IMAGING TECHNOLOGY, Volume 14, Issue 12,1998, Pages 912, doi:10.3321/j.issn:1003-3289.1998.12.015