Table 6.
Define of five phases
| Stage 0 | Tis | N0 | M0 |
| Stage I | T1 | N0 | M0 |
| Stage II | T2 | N0 | M0 |
| T3 | N0 | M0 | |
| Stage III | T4 | N0 | M0 |
| Any of T | N1 | M0 | |
| Any of T | N2 | M0 | |
| Stage IV | Any of T | Any of N | M1 |
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