Ziaee, S.A., Ezzatnegad, M., Nowroozi, M., Jamshidian, H., Abdi, H. and Hosseini Moghaddam, S.M.M. 2009. Prediction of Successful Sperm Retrieval in Patients with Nonobstructive Azoospermia. Urology Journal. 3, 2 (Mar. 2009), 92–96. DOI:https://doi.org/10.22037/uj.v3i2.202.