CHEOPS trial: a GINECO group randomized phase II assessing addition of a non-steroidal aromatase inhibitor to oral vinorelbine in pre-treated metastatic breast cancer patients.

Bailleux C, Arnaud A, Frenel JS, Chabaud S, Bachelot T, You B, Stefani L, Tixidre CG, Simon H, Beal-Ardisson D, Jacquin JP, Del Piano F, Lortholary A, Cornea C, Greilsamer C, Largillier R, Brocard F, Legouffe E, Atlassi M, Hardy-Bessard AC, Heudel PE.