About the Authors

Peter Zarén

Roles Formal analysis, Methodology, Visualization, Writing – original draft, Writing – review & editing

Affiliation Dept. of Translational Medicine, Lund University, Malmö, Sweden

Sara Alson

Roles Data curation, Methodology, Writing – original draft, Writing – review & editing

Affiliation Dept. of Obstetrics and Gynaecology, Skane University Hospital, Malmö, Sweden

Emir Henic

Roles Conceptualization, Methodology, Project administration, Supervision, Writing – original draft, Writing – review & editing

Affiliation Reproductive Medicine Centre, Skane University Hospital, Malmö, Sweden

Mona Bungum

Roles Conceptualization, Investigation, Writing – original draft, Writing – review & editing

Affiliation Reproductive Medicine Centre, Skane University Hospital, Malmö, Sweden

Aleksander Giwercman

Roles Conceptualization, Funding acquisition, Methodology, Supervision, Writing – original draft, Writing – review & editing

aleksander.giwercman@med.lu.se

Affiliations Dept. of Translational Medicine, Lund University, Malmö, Sweden, Reproductive Medicine Centre, Skane University Hospital, Malmö, Sweden

Competing Interests

The study was supported by unrestricted research grant from Merck-Serono and grants from ReproUnion (Interreg V EU Regional Fund). The unrestricted Merck-Serono grant was given to Aleksander Giwercman and this does not alter our adherence to PLOS ONE policies on sharing data and materials.