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Yarde F, van der Schouw YT, de Valk HW, Franx A, Eijkemans MJ, Spiering W, Broekmans FJ; OVADIA study group.Yarde F, et al. Among authors: de valk hw.Hum Reprod. 2015 Feb;30(2):441-6. doi: 10.1093/humrep/deu327. Epub 2014 Dec 1.Hum Reprod. 2015.PMID: 25452435Clinical Trial.
Sikkema JM, Franx A, Bruinse HW, van der Wijk NG, de Valk HW, Nikkels PG.Sikkema JM, et al. Among authors: de valk hw.Placenta. 2002 Apr;23(4):337-42. doi: 10.1053/plac.2001.0785.Placenta. 2002.PMID: 11969345
Kerssen A, de Valk HW, Visser GH.Kerssen A, et al. Among authors: de valk hw.Diabetologia. 2006 Jan;49(1):25-8. doi: 10.1007/s00125-005-0057-7. Epub 2005 Dec 9.Diabetologia. 2006.PMID: 16341689
van den Berg E, Reijmer YD, de Bresser J, Kessels RP, Kappelle LJ, Biessels GJ; Utrecht Diabetic Encephalopathy Study Group.van den Berg E, et al.Diabetologia. 2010 Jan;53(1):58-65. doi: 10.1007/s00125-009-1571-9. Epub 2009 Oct 31.Diabetologia. 2010.PMID: 19882137Free PMC article.
Rijpert M, Evers IM, de Valk HW, de Vroede MA, Tersteeg-Kamperman M, Heijnen CJ, Visser GH.Rijpert M, et al. Among authors: de valk hw, de vroede ma.Early Hum Dev. 2011 Jan;87(1):49-54. doi: 10.1016/j.earlhumdev.2010.10.002. Epub 2010 Nov 20.Early Hum Dev. 2011.PMID: 21095079
Vos LM, Schutgens RE, de Valk HW, Spiering W, Bemelmans RH.Vos LM, et al. Among authors: de valk hw.Haemophilia. 2016 Jan;22(1):e39-42. doi: 10.1111/hae.12787. Epub 2015 Nov 17.Haemophilia. 2016.PMID: 26572080No abstract available.