@Article{ LARA_GARCIA_GUIRAO:233-242,

author = { ANA MARIA LARA PORRAS and JULIA GARCIA LEAL and MIGUEL GUIRAO PIÑEYRO } ,

title = { A PROPORTIONAL HAZARD MODEL WITH TIME-DEPENDENT PARAMETERSAND COVARIATES },

journal = { ITALIAN STATISTICAL SOCIETY },

year = { 1998 },

volume = { 7 },

issn = { 1121-9130 },

pages = { 233-242 },

}