Dr. M. van Wely

Scientific staff member (UD)
Main activities
Research, Teaching
Focus of research

Treatment regimes in ovulation induction and IVF/ICSI.

Polycystic ovary syndrome


Prognostic models

Key publications
  • Weiss NS, Nahuis MJ, Bordewijk E, Oosterhuis JE, Smeenk JM, Hoek A, Broekmans FJ, Fleischer K, de Bruin JP, Kaaijk EM, Laven JS, Hendriks DJ, Gerards MH, van Rooij IA, Bourdrez P, Gianotten J, Koks C, Lambalk CB, Hompes PG, van der Veen F, Mol BWJ, van Wely M, Gonadotrophins versus clomifene citrate with or without intrauterine insemination in women with normogonadotropic anovulation and clomifene failure (M-OVIN): a randomised, two-by-two factorial trial. LANCET 2018;391 (10122):758-765 [PubMed]
  • Lambalk CB, Banga FR, Huirne JA, Toftager M, Pinborg A, Homburg R, van der Veen F, van Wely M, GnRH antagonist versus long agonist protocols in IVF: a systematic review and meta-analysis accounting for patient type. HUM REPROD UPDATE 2017;23 (5):560-579 [PubMed]
  • Bensdorp AJ, Tjon-Kon-Fat RI, Bossuyt PMM, Koks CAM, Oosterhuis GJE, Hoek A, Hompes PGA, Broekmans FJM, Verhoeve HR, de Bruin JP, van Golde R, Repping S, Cohlen BJ, Lambers MDA, van Bommel PF, Slappendel E, Perquin D, Smeenk JM, Pelinck MJ, Gianotten J, Hoozemans DA, Maas JWM, Eijkemans MJC, van der Veen F, Mol BWJ, van Wely M, Prevention of multiple pregnancies in couples with unexplained or mild male subfertility: randomised controlled trial of in vitro fertilisation with single embryo transfer or in vitro fertilisation in modified natural cycle compared with intrauterine insemination with controlled ovarian hyperstimulation. BMJ-BRIT MED J 2015;350:g7771 [PubMed]
  • Cissen M, Bensdorp A, Cohlen BJ, Repping S, de Bruin JP, van Wely M, Assisted reproductive technologies for male subfertility. COCHRANE DB SYST REV 2016;2016 (2):CD000360 [PubMed]
  • Weiss NS, Nahuis M, Bayram N, Mol BWJ, van der Veen F, van Wely M, Gonadotrophins for ovulation induction in women with polycystic ovarian syndrome. COCHRANE DB SYST REV 2015;2015 (9):CD010290 [PubMed]
All Publications
Research programmes

Optimal treatment of subfertile couples

Optimal treatment of couples with polycystic ovary syndrome, unexplained subfertility , mild male subfertility or poor ovarian response in terms of live birth rates, healthy child, prevention of multiple pregnancy, cost.

Common aim is the prevention of over-treatment.


Quality of life issues and patient preferences are also evaluated and taken into account. 

Dr. M. van Wely
Dr. E.B. Kostova

Dr. R. van Eekelen

PhD Students
S.C. Braam MD
N.A. Danhof
P.A.L. Kop MD
J.F.W. Rikken
N.S. Weiss MD
L. Van den Wijngaard MD

Prof. dr. S. Repping (Reproduction & Development -- Human Reproduction)

Prof. dr. F. van der Veen (Reproduction and development])

Other research related activities
  • Contribution to guidelines and protocols, Member of the COMMIT committee for ART
  • Membership of editorial board / Editorship, HUMAN REPRODUCTION
  • Membership of editorial board / Editorship, COCHRANE DATABASE OF SYSTEMATIC REVIEWS
  • Membership of editorial board / Editorship, HUMAN REPRODUCTION UPDATE