1. High serum FSH levels in men with nonobstructive azoospermia does not affect success of microdissection testicular sperm extraction 
Ranjith Ramasamy, M.D., Kathleen Lin, M.D., Lucinda Veeck Gosden, D.Sc., Zev Rosenwaks, M.D., Gianpiero D. Palermo, M.D., Peter N. Schlegel, M.D. 
Fertility and Sterility 
Volume 92, Issue 2, Pages (August 2009)
DOI: /j.fertnstert
Copyright © 2009 American Society for Reproductive Medicine Terms and Conditions

2. Figure 1
Sperm retrieval rate in men with nonobstructive azoospermia. ∗P<.05.
Fertility and Sterility  , DOI: ( /j.fertnstert )
Copyright © 2009 American Society for Reproductive Medicine Terms and Conditions