%0 Journal Article %T Pigment epithelium-derived factor, a novel decidual natural killer cells-derived factor, protects decidual stromal cells via anti-inflammation and anti-apoptosis in early pregnancy %A Zheng,, Ji %A Li,, Yanhong %A Sang,, Yifei %A Xu,, Ling %A Jin,, Xueling %A Tao,, Yu %A Li,, Dajin %A Du,, Meirong %J Human Reproduction %V Advance Article %@ 0268-1161 %D 2004-09-01 %I Oxford University Press %~ DeepDyve