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Verkerk, P.H. (author), Derksen-Lubsen, G. (author), Vulsma, T. (author), Loeber, J.G. (author), de Vijlder, J.J.M. (author), Verbrugge, H.P. (author), Nederlands Instituut voor Praeventieve Gezondheidszorg TNO (author)
Doel. Evaluatie van de Nederlandse screening op congenitale hypothyreoïdie (CHT). Opzet. Descriptief. Plaats. Landelijk. Methoden. Gegevens over de screening in de periode 1 januari 1981-31 december 1990 werden verkregen van de entadministraties, van laboratoria en van kinderartsen naar wie kinderen met afwijkende uitslagen verwezen werden....
article 1993
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Verkerk, P.H. (author), Buitendijk, S.E. (author), Verloove-Vanhorick, S.P. (author)
Background. The validity of the results of studies using retrospectively collected information on exposures is often criticized, because cases may report differently from controls even if their true exposure status is the same. This study was performed to quantify the extent to which this effect (differential misclassification) may occur for...
article 1994
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van der Pal, S.M. (author), Walther, F.J. (author), TNO Kwaliteit van Leven (author)
Objective and design. The Leiden Developmental Care Project explored the effects of the basic elements of developmental care (DC: the use of incubator covers and nests) and the Newborn Individualized Developmental Care and Assessment Program (NIDCAP) with individual behavior observations for very premature infants less than 32 weeks of gestation...
article 2008