About the Authors

Nona Sargisian

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

Affiliation Department of Obstetrics and Gynecology, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Sahlgrenska University Hospital, Gothenburg, Sweden

Birgitta Lannering

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

Affiliation Department of Pediatrics, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Sahlgrenska University Hospital, Gothenburg, Sweden

Max Petzold

Roles Data curation, Formal analysis, Methodology, Writing – review & editing

Affiliation School of Public Health and Community Medicine, Institute of Medicine, University of Gothenburg, Gothenburg, Sweden

Signe Opdahl

Roles Conceptualization, Data curation, Funding acquisition, Investigation, Methodology, Writing – review & editing

Affiliation Department of Public Health and Nursing, Norwegian University of Science and Technology, Trondheim, Norway

Mika Gissler

Roles Conceptualization, Data curation, Funding acquisition, Investigation, Methodology, Project administration, Writing – review & editing

Affiliations THL Finnish Institute for Health and Welfare, Information Services Department, Helsinki, Finland, Karolinska Institute, Department of Molecular Medicine and Surgery, Stockholm, Sweden and Region Stockholm, Academic Primary Health Care Center, Stockholm, Sweden

Anja Pinborg

Roles Conceptualization, Funding acquisition, Investigation, Methodology, Writing – review & editing

Affiliation The Fertility Clinic, Copenhagen University Hospital, Rigshospitalet, Copenhagen, Denmark

Anna-Karina Aaris Henningsen

Roles Conceptualization, Writing – review & editing

Affiliation The Fertility Clinic, Copenhagen University Hospital, Rigshospitalet, Copenhagen, Denmark

Aila Tiitinen

Roles Conceptualization, Funding acquisition, Writing – review & editing

Affiliation Department of Obstetrics and Gynecology, Helsinki University Hospital and University of Helsinki, Finland

Liv Bente Romundstad

Roles Conceptualization, Writing – review & editing

Affiliations Center for Fertility and Health, Norwegian Institute of Public Health, Oslo, Norway, Spiren Fertility Clinic, Trondheim, Norway

Anne Lærke Spangmose

Roles Data curation, Project administration, Writing – review & editing

Affiliation The Fertility Clinic, Copenhagen University Hospital, Rigshospitalet, Copenhagen, Denmark

Christina Bergh

Contributed equally to this work with: Christina Bergh, Ulla-Britt Wennerholm

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Supervision, Writing – original draft, Writing – review & editing

Affiliation Department of Obstetrics and Gynecology, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Sahlgrenska University Hospital, Gothenburg, Sweden

Ulla-Britt Wennerholm

Contributed equally to this work with: Christina Bergh, Ulla-Britt Wennerholm

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Supervision, Validation, Writing – original draft, Writing – review & editing

ulla-britt.wennerholm@vgregion.se

Affiliation Department of Obstetrics and Gynecology, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Sahlgrenska University Hospital, Gothenburg, Sweden

Competing Interests

The authors have declared that no competing interests exist.