Homburg, R R, Hendriks, M L, König, T E, Anderson, R A, Balen, A H, Brincat, M, Child, T, Davies, M, D'Hooghe, T, Martinez, A, Rajkhowa, M, Rueda-Saenz, R, Hompes, P G A & Lambalk, C B 2012, ' Clomifene citrate or low-dose FSH for the first-line treatment of infertile women with anovulation associated with polycystic ovary syndrome: a prospective randomized multinational study ', Human Reproduction, vol. 27, no. 2, pp. 468-473 . https://doi.org/10.1093/humrep/der401 Human Reproduction, 27(2), 468-473. Oxford University Press