1. The diagnosis of azospermia depends on the force of centrifugation;Corea;Fertility and Sterility,2005
2. Update in the evaluation of the azoospermic male;Gudeloglu;Clinics,2013
3. Sperm pellet analysis: A technique to detect the presence of sperm in men considered to have azoospermia by routine semen analysis;Jaffe;Journal of Urology,1998
4. Evaluation of the azoospermic patient;Jarow;Journal of Urology,1989
5. Clearance after vasectomy with a single semen sample containing < than 100 000 immotile sperm/mL: Analysis of 1073 patients;Korthorst;BJU International,2010