CHINESE PHARMACEUTICAL JOURNAL, Volume 35, Issue 11,2000, Pages 755, doi:10.3321/j.issn:1001-2494.2000.11.013
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 80, Issue 11,2000, Pages 864, doi:10.3760/j:issn:0376-2491.2000.11.043
JOURNAL OF PRACTICAL RADIOLOGY, Volume 16, Issue 11,2000, Pages 691-691, doi:10.3969/j.issn.1002-1671.2000.11.024
JOURNAL OF POSTGRADUATES OF MEDICINE, Volume 23, Issue 11,2000, Pages 18-19, doi:10.3760/cma.j.issn.1673-4904.2000.11.008
JOURNAL OF PRACTICAL RADIOLOGY, Volume 16, Issue 11,2000, Pages 682-683, doi:10.3969/j.issn.1002-1671.2000.11.017