%0 Journal Article %T Micro-epididymal sperm aspiration or percutaneous epididymal sperm aspiration? The dilemma %A Khalifa, Y. %A Grudzinskas, J.G. %J Human Reproduction %V 11 %N 3 %P 680-680 %@ 0268-1161 %D 1996-03-01 %I Oxford University Press %~ DeepDyve