Practice Committee of the American Society for Reproductive Medicine (2006). "Report on management of obstructive azoospermia". Fertility and Sterility. 86 (5 Suppl 1): S259-63. PMID17055837. डीओआइ:10.1016/j.fertnstert.2006.08.031.
Practice Committee of the American Society for Reproductive Medicine (2006). "Report on management of obstructive azoospermia". Fertility and Sterility. 86 (5 Suppl 1): S259-63. PMID17055837. डीओआइ:10.1016/j.fertnstert.2006.08.031.