%0 Journal Article %T Cytotoxic Activities of O-Cholesteryl-O-Phenyl-N-Phenylphosphoramidate and ItsOrganometallic Tin(lV) Derivatives %A Marcela Ló %A pez-Cardoso %A Patricia Garcí %A a y Garcí %A a %A Raymundo Cea-Olivares %A Marí %A a- Luisa Villareal %J Metal-Based Drugs %D 2002 %I %R 10.1155/mbd.2002.333 %U http://dx.doi.org/10.1155/MBD.2002.333