Authors: Roumen, FJME Apter, D Mulders, TMT Deiben, TOM

Citation: Fjme. Roumen et al., Efficacy, tolerability and acceptability of a novel contraceptive vaginal ring releasing etonogestrel and ethinyl oestradiol, HUM REPR, 16(3), 2001, pp. 469-475

Authors: Roumen, FJME Dieben, TOM

Citation: Fjme. Roumen et Tom. Dieben, Clinical acceptability of an ethylene-vinyl-acetate nonmedicated vaginal ring, CONTRACEPT, 59(1), 1999, pp. 59-62