Podufaliy, V. V. (2013). Clinical Case of Using Cryopreserved Spermatozoa Obtained by Biopsy in Patients with Azoospermia. Problems of Cryobiology and Cryomedicine, 23(3), 260–266. Retrieved from https://journal.cryo.org.ua/index.php/probl-cryobiol-cryomed/article/view/302