Hypoxia-induced radioresistance is independent of hypoxia-inducible factor-1A in vitro - Arvold, Nils D.; Guha, Neela; Wang, Dongfang; Matli, Mary; Deen, Dennis F.; Warren, Robert S.; Haas-Kogan, Daphne A. (International Journal of Radiation Oncology, Biology, Physics, 2005)