CHINESE JOURNAL OF CANCER RESEARCH, Volume 11, Issue 3,1999, Pages 161-163,
CHINESE JOURNAL OF CANCER RESEARCH, Volume 11, Issue 3,1999, Pages 180-183,
CHINESE JOURNAL OF CANCER RESEARCH, Volume 11, Issue 3,1999, Pages 221-223,
CHINESE JOURNAL OF CANCER RESEARCH, Volume 11, Issue 3,1999, Pages 192-195,
CHINESE JOURNAL OF CANCER RESEARCH, Volume 11, Issue 3,1999, Pages 230-233,