*Institute of Leadership and Management in Health, Kingston University
†Department of Statistical Science University College London, London, UK
‡Department of Statistics, Biostatistics Unit, University of Milano-Bicocca, Milan
§Centre for Health Economics and Management, Faculty of Economics University of Tor Vergata, Rome
∥Department of Gynecology and Obstetrics S. Orsola-Malpighi Hospital University of Bologna, Bologna
¶Department of Obstetrics and Gynecology Catholic University of the Sacred Heart
#Laboratory of Cutaneous Pathophysiology San Gallicano Dermatological Institute (IRCCS), Rome, Italy
**Centre for Health Economics Alcuin A Block, University of York, Heslington, UK
††Stockholm School of Economics, Stockholm, Sweden
‡‡Socioeconomic Institute, University of Zurich, Zurich, Switzerland
The authors declare no conflict of interest.
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