AGO-Cervix-1 study: A prospective, randomized phase III study to compare the effects of Paclitaxel and Topotecan to those of Cisplatin and Topotecan for treatment of patients with recurrent or persistent cervical cancer - Thiel, F; Rein, DT; Runnebaum, IB; Petry, KU; Fasching, PA; Beckmann, MW (Geburtshilfe und Frauenheilkunde, 2008)