1. Centre for Metabolic Bone Diseases; University of Sheffield; Sheffield UK
2. OptumInsight; Stockholm Sweden
3. Unit of Dermatology and Venerology, Department of Medicine; Karolinska University; Stockholm Sweden
4. Medical Research Council (MRC) Lifecourse Epidemiology Unit; University of Southampton; Southampton UK
5. National Institute for Health Research (NIHR) Southampton Biomedical Research Centre; University of Southampton and University Hospital Southampton National Health Service (NHS) Foundation Trust; Southampton UK