%0 Journal Article %T Partial zona dissection enhances the fertilization rate in cases of sperm defect only when total failure has occurred in previous in-vitro fertilization attempts %A Terriou,, P. %A Giorgetti,, C. %A Hans,, E. %A Spach,, J.L. %A Roulier,, R. %J Human Reproduction %V 8 %N 5 %P 722-726 %@ 0268-1161 %D 1993-05-01 %I Oxford University Press %~ DeepDyve