1. Epidemiology Research Group, Department of Public Health and Primary CareFaculty of Medicine, KU LeuvenLeuvenBelgium
2. Department of Obstetrics and GynecologyDuke University Medical CenterDurhamNCUSA
3. Department of Oncology, McArdle Laboratory for Cancer ResearchUniversity of Wisconsin‐MadisonMadisonWIUSA
4. Department of Sport and Exercise Sciences, Institute of Sport and Physical Activity Research (ISPAR)University of BedfordshireBedfordBedfordshireUK