Ozguvercin, S., A. Zehra Ozdemir, D. Guven, and P. Karli. “The Effect of GnRH Agonist Use in Frozen Cycles on Pregnancy Results”. Annals of Medical Research, vol. 27, no. 2, May 2021, pp. 0641-4, http://www.annalsmedres.org/index.php/aomr/article/view/606.