Authors: Brian G Keevil; Soazig Clifton; Clare Tanton; Wendy Macdowall; Andrew J Copas; David Lee; Nigel Field; Kirstin R Mitchell; Pam Sonnenberg; John Bancroft; Cath H Mercer; Anne M Johnson; Kaye Wellings; Frederick C W Wu Journal: J Endocr Soc Date: 2017-01-12