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document
Verkerk, P.H. (author), TNO Preventie en Gezondheid (author)
Objective. Evaluation of the Dutch national screening programme for phenylketonuria (PKU). Design. Descriptive. Setting. Nationwide. Methods. Data on the screening were obtained from the laboratories, from the registration offices of vaccination and screening results and from the paediatricians to whom infants with positive screening values were...
article 1995
document
Reerink, J.D. (author), Herngreen, W.P. (author), Verkerk, P.H. (author), Ruys, J.H. (author), Verloove-Vanhorick, S.P. (author), TNO Preventie en Gezondheid (author)
article 1993