Chemokine receptors in head and neck cancer: association with metastatic spread and regulation during chemotherapy - Muller, A; Sonkoly, E; Eulert, C; Gerber, P A; Kubitza, R; Schirlau, K; Franken-Kunkel, P; Poremba, C; Snyderman, C; Klotz, L O; Ruzicka, T; Bier, H; Zlotnik, A; Whiteside, T L; Homey, B; Hoffmann, T K (Int J Cancer, 2006)