*P-values < 0.05 comparing pemetrexed/ cisplatin to gemcitabine/ cisplatin, using Fisher Exact test. **Refer to National Cancer Institute CTC (v2.0; NCI 1998) for each Grade of Toxicity. ***According to National Cancer Institute CTC (v2.0; NCI 1998), taste disturbance and alopecia should only be reported as Grade 1 or 2.