JOURNAL OF MEDICAL COLLEGES OF PLA(CHINA), Volume 18, Issue 4,2003, Pages 262-266,
JOURNAL OF MEDICAL COLLEGES OF PLA(CHINA), Volume 18, Issue 4,2003, Pages 235-236,
JOURNAL OF MEDICAL COLLEGES OF PLA(CHINA), Volume 18, Issue 4,2003, Pages 246-250,
JOURNAL OF MEDICAL COLLEGES OF PLA(CHINA), Volume 18, Issue 4,2003, Pages 213-217,