R. Hooda, K. K. Gopinathan, and G. Devi, “Fertility outcome after intracytoplasmic sperm injection with surgically retrieved sperm in obstructive and non-obstructive azoospermia”, Int J Reprod Contracept Obstet Gynecol, vol. 11, no. 10, pp. 2760–2764, Sep. 2022.