1 Department of Infertility and Reproductive Endocrinology, Poznań University of Medical Sciences, Poland. Electronic address: joanna.talarczyk@gmail.com.
2 Department of Reproduction, Poznań University of Medical Sciences, Poland.
3 Department of Mother's and Child's Health, Poznań University of Medical Sciences, Poland.
4 Department of Infertility and Reproductive Endocrinology, Poznań University of Medical Sciences, Poland.