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van Vliet HA, Frolich M, Christella M, Thomassen LG, Doggen CJ, Rosendaal FR, Rosing J, Helmerhorst FM.van Vliet HA, et al.Hum Reprod. 2005 Feb;20(2):563-8. doi: 10.1093/humrep/deh612. Epub 2004 Nov 11.Hum Reprod. 2005.PMID: 15539435Free article.
van Vliet HA, Rodrigues SP, Snieders MN, van der Meer FJ, Frolich M, Rosendaal FR, Rosing J, Helmerhorst FM.van Vliet HA, et al. Among authors: van der meer fj.Thromb Res. 2008;121(6):757-61. doi: 10.1016/j.thromres.2007.08.010. Epub 2007 Oct 22.Thromb Res. 2008.PMID: 17936879
Van Vliet HA, Grimes DA, Lopez LM, Schulz KF, Helmerhorst FM.Van Vliet HA, et al.Cochrane Database Syst Rev. 2011 Nov 9;2011(11):CD003553. doi: 10.1002/14651858.CD003553.pub3.Cochrane Database Syst Rev. 2011.PMID: 22071807Free PMC article.Review.
Van Vliet HA, Raps M, Lopez LM, Helmerhorst FM.Van Vliet HA, et al.Cochrane Database Syst Rev. 2011 Nov 9;(11):CD009038. doi: 10.1002/14651858.CD009038.pub2.Cochrane Database Syst Rev. 2011.PMID: 22071862Review.