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Kolte AM, van Oppenraaij RH, Quenby S, Farquharson RG, Stephenson M, Goddijn M, Christiansen OB; ESHRE Special Interest Group Early Pregnancy.Kolte AM, et al.Hum Reprod. 2014 May;29(5):931-7. doi: 10.1093/humrep/deu042. Epub 2014 Mar 6.Hum Reprod. 2014.PMID: 24603132