Diapositive 1

97 / 1674

0 5 10 15
@ 1 cm: 59-61%
@ 2 cm: 42-41%
@ 3 cm: 17-18%
@ 4 cm: 10-11%
≤ 2cm - ≤ 4 cm
@ PA margin
Holland R. Cancer 1985
Background: local tumour spread