?url_ver=Z39.88-2004&rft_id=10.1007%2Fs10815-017-0996-1&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Hunt&rft.aufirst=Lauren&rft.au=Hunt%2C+Lauren&rft.title=Journal+of+Assisted+Reproduction+and+Genetics&rft.issn=1573-7330&rft.volume=34&rft.atitle=Low+first-trimester+PAPP-A+in+IVF+(fresh+and+frozen-thawed)+pregnancies%2C+likely+due+to+a+biological+cause&rft.date=2017&rft.issue=10&rft.genre=article