%0 Journal Article %J European Journal of Medicinal Chemistry %D 2009 %T Bromoalkoxyxanthones as promising antitumor agents: Synthesis, crystal structure and effect on human tumor cell lines %A Sousa, E. %A Paiva, A. %A Nazareth, N. %A Gales, L. %A Damas, A.M. %A Nascimento, M.S.J. %A Pinto, M. %B European Journal of Medicinal Chemistry %V 44 %P 3830 - 3835 %8 2009/// %G eng %U http://www.scopus.com/inward/record.url?eid=2-s2.0-67650578617&partnerID=40&md5=4254eba9377c63d7a935a0c871937205 %N 9