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Middelburg KJ, van der Heide M, Houtzager B, Jongbloed-Pereboom M, Fidler V, Bos AF, Kok J, Hadders-Algra M; PGS Follow-up Study Group.Middelburg KJ, et al.Fertil Steril. 2011 Jul;96(1):165-9. doi: 10.1016/j.fertnstert.2011.04.081. Epub 2011 May 25.Fertil Steril. 2011.PMID: 21616485Free article.Clinical Trial.
Beukers F, van der Heide M, Middelburg KJ, Cobben JM, Mastenbroek S, Breur R, van der Lee JH, Hadders-Algra M, Bos AF, Kok JH; PGS Study Group.Beukers F, et al. Among authors: middelburg kj.Fertil Steril. 2013 Feb;99(2):408-13. doi: 10.1016/j.fertnstert.2012.10.024. Epub 2012 Nov 3.Fertil Steril. 2013.PMID: 23127590Clinical Trial.
Hadders-Algra M, Heineman KR, Bos AF, Middelburg KJ.Hadders-Algra M, et al. Among authors: middelburg kj.Dev Med Child Neurol. 2010 Jan;52(1):87-92. doi: 10.1111/j.1469-8749.2009.03305.x. Epub 2009 Jun 22.Dev Med Child Neurol. 2010.PMID: 19549207Free article.