study of clinical features observed during two separate periods of 10 years shows a modification in the physiognomy of this cancer , with , notably , a larger frequence of lower stages ( 45 % of stage ii in 1984 vs 20 % in 1974 ) and a slight tendancy towards the discovery of smaller non - or early - infiltrating tumors ( 4 % in 1984 vs 0 % in 1974 ) .
C0006826
cancer
C0027651
tumors