Affiliation: | a Reproductive Physiology Laboratory, St. Bartholomew's School of Medicine and Dentistry, Queen Mary and Westfield College, St. Bartholomew's Hospital, London, United Kingdom b Department of Obstetrics and Gynaecology, San Martino Hospital, University of Genoa, Genoa, Italy c The London Bridge Fertility, Gynaecology, and Genetics Centre, London, United Kingdom |