Distinct patterns of cytokine and angiogenic factor modulation and markers of benefit for vandetanib and/or chemotherapy in patients with non-small-cell lung cancer. by Hanrahan, E, Lin, H, Kim, E, Yan, S, Du, D, McKee, K, Tran, H, Lee, J, Ryan, A, Langmuir, P, Johnson, B, Heymach, J