Authors: Beerthuizen, R van Beek, A Massai, R Makarainen, L in't Hout, J Bennink, HC

Citation: R. Beerthuizen et al., Bone mineral density during long-term use of the progestagen contraceptiveimplant Implanon((R)) compared to a non-hormonal method of contraception, HUM REPR, 15(1), 2000, pp. 118-122

Authors: Croxatto, HB Urbancsek, J Massai, R Bennink, HC van Beek, A

Citation: Hb. Croxatto et al., A multicentre efficacy and safety study of the single contraceptive implant Implanon (R), HUM REPR, 14(4), 1999, pp. 976-981

Authors: Rice, CF Killick, SR Dieben, T Bennink, HC

Citation: Cf. Rice et al., A comparison of the inhibition of ovulation achieved by desogestrel 75 mu g and levonorgestrel 30 mu g daily, HUM REPR, 14(4), 1999, pp. 982-985

Authors: Mascarenhas, L van Beek, A Bennink, HC Newton, J

Citation: L. Mascarenhas et al., Twenty-four month comparison of apolipoproteins A-1, A-II, and B in contraceptive implant users (Norplant (R) and Implanon (R)) in Birmingham, UnitedKingdom (vol 58, pg 215, 1998), CONTRACEPT, 58(6), 1998, pp. 391-391

Authors: Mascarenhas, L van Beek, A Bennink, HC Newton, J

Citation: L. Mascarenhas et al., Twenty-four month comparison of apolipoproteins A-1, A-II, and B in contraceptive implant users (Norplant (R) and Implanon (R)) in Birmingham, UnitedKingdom, CONTRACEPT, 58(4), 1998, pp. 215-219