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Stemerdink, N.B.A. (author), van der Molen, M.W. (author), Kalverboer, A.F. (author), van der Meere, J.J. (author), Huisman, J. (author), de Jong, L.W. (author), Slijper, F.M.E. (author), Verkerk, P.H. (author), van Spronsen, F.J. (author), TNO Preventie en Gezondheid (author)
In this study, we tested the hypothesis that patients with early and continuously treated phenylketonuria (PKU) are selectively impaired in cognitive functions dependent on the prefrontal cortex (PFC) over a wide age range. Thirty-six patients with PKU between 8 and 20 years of age and 36 controls matched for age, sex, and educational level of...
article 1999
document
Verkerk, P.H. (author), Zaadstra, B.M. (author), Reerink, J.D. (author), Herngreen, W.P. (author), Verloove-Vanhorick, S.P. (author), Nederlands Instituut voor Praeventieve Gezondheidszorg TNO (author)
Social class and ethnicity are important risk factors for small-for-gestational-age and preterm delivery in many countries. This study was performed to assess whether this is also the case in the Netherlands, a country with a high level of social security, relatively small income differences and easy access to medical care for all its...
article 1994