CHINESE JOURNAL OF RADIOLOGY, Volume 32, Issue 7,1998, , doi:10.3760/j.issn:1005-1201.1998.07.021
CHINESE JOURNAL OF RADIOLOGY, Volume 32, Issue 7,1998, , doi:10.3760/j.issn:1005-1201.1998.07.018
CHINESE JOURNAL OF RADIOLOGY, Volume 32, Issue 7,1998, , doi:10.3760/j.issn:1005-1201.1998.07.027
CHINESE JOURNAL OF RADIOLOGY, Volume 32, Issue 7,1998, , doi:10.3760/j.issn:1005-1201.1998.07.036
CHINESE JOURNAL OF RADIOLOGY, Volume 32, Issue 7,1998, , doi:10.3760/j.issn:1005-1201.1998.07.025