Should testicular sperm retrieval be implemented for intracytoplasmic sperm injection in all patients with severe oligozoospermia or cryptozoospermia? - Derakhshan, Marzieh; Salehi, Peyman; Derakhshan, Maryam; Naghshineh, Elham; Movahedi, Minoo; Tehrani, Hatav Ghasemi; Salehi, Ensieh (Clinical & Experimental Reproductive Medicine, 2025)