%0 Journal Article %T Retraction: Rehmannia Glutinosa Extract Activates Endothelial Progenitor Cells in a Rat Model of Myocardial Infarction through a SDF-1 α/CXCR4 Cascade %A Editors, The PLOS ONE %J PLoS ONE %V 14 %N 5 %D 2019-05-20 %I Public Library of Science %~ DeepDyve