%0 Journal Article %T Human oviductal cells and their conditioned medium maintain the motility and hyperactivation of human spermatozoa in vitro %A Yeung,, W.S.B. %A Ng,, V.K.H. %A Lau,, E.Y.L. %A Ho,, P.C. %J Human Reproduction %V 9 %N 4 %P 656-660 %@ 0268-1161 %D 1994-04-01 %I Oxford University Press %~ DeepDyve