JOURNAL OF MEDICAL COLLEGES OF PLA, Volume 16, Issue 4,2001, Pages 295-298,302,
JOURNAL OF MEDICAL COLLEGES OF PLA, Volume 16, Issue 4,2001, Pages 274-277,
JOURNAL OF MEDICAL COLLEGES OF PLA, Volume 16, Issue 4,2001, Pages 247-251,
JOURNAL OF MEDICAL COLLEGES OF PLA, Volume 16, Issue 4,2001, Pages 244-246,