| | Study reference | No. of patients eligible for analysis (followup) | TNM stage | Treatment arm | Median followup at time of reporting (yrs) | OS |
| | Veronesi et al. 1982 [96] | 931 | II/III | DTIC BCG DTIC + BCG Obs | 5 | NS |
| | Lejeune et al. 1988 [97] | 325 | I, IIA, IIB | DTIC Levamisole placebo | 4 | NS |
| | Fisher et al. 1981 [98] | 181 | II/III | CCNU Obs | 3 | NS |
| | Koops et al. 1998 [99] | 632 | II/III | Isolated limb perfusion + hyperthermia Obs | 6.4 | BS |
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