h1
Reproductive Medicine and Gynaecological Endocrinology (RME), University Hospital, University of Basel, Basel, Switzerland
h2
ESHRE Central Office, Meerstraat 60, Grimbergen, Belgium
h3
Faculdade de Medicina, Universidade de Lisboa, Lisbon, Portugal
h4
Department of Gynaecology and Obstetrics, Fertility Center – Gynaekologicum, Hamburg, Germany
h5
Cliniques Universitaires Saint-Luc, Université Catholique de Louvain, Brussels, Belgium
h6
Department of Reproductive Medicine, Rotunda Hospital and RCSI, Dublin, Ireland
h7
Human Reproduction Center, Budva, Montenegro
h8
Istituto Superiore di Sanità, Registro Nazionale della Procreazione Medicalmente Assistita, Rome, Italy
h9
Department of Obstetrics and Gynaecology, Elisabeth Twee Steden Ziekenhuis, Tilburg, the Netherlands
h10
Institute of Obstetrics and Gynaecology, Clinical Center Serbia «GAK», Belgrade, Serbia
✉Correspondence address. Institute of Reproductive Medicine and Gynaecological Endocrinology (RME), Vogesenstrasse 134, CH-4031 Basel, Switzerland. Tel: +41 61 265 9315; E-mail: c.degeyter@unibas.chhttps://orcid.org/0000-0002-0889-6310
© The Author(s) 2020. Published by Oxford University Press on behalf of European Society of Human Reproduction and Embryology.
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