Saunders, H., Khan, C., D’Hooghe, T., Magnúsdóttir, T. B., Klingmann, I., & Hrafnsdóttir, S. (2020). Efficacy, safety and tolerability of progesterone vaginal pessaries versus progesterone vaginal gel for luteal phase support after in vitro fertilisation: A randomised controlled trial. Hum Reprod.

Saunders, Helen, Cass Khan, Thomas D’Hooghe, Thora Björg Magnúsdóttir, Ingrid Klingmann, και Sigrún Hrafnsdóttir. "Efficacy, Safety and Tolerability of Progesterone Vaginal Pessaries Versus Progesterone Vaginal Gel for Luteal Phase Support After in Vitro Fertilisation: A Randomised Controlled Trial." Hum Reprod 2020.

Saunders, Helen, et al. "Efficacy, Safety and Tolerability of Progesterone Vaginal Pessaries Versus Progesterone Vaginal Gel for Luteal Phase Support After in Vitro Fertilisation: A Randomised Controlled Trial." Hum Reprod 2020.