Weinstein MC , Stason WB: Foundation of cost-effectiveness analyses for health and medical practices. N Engl J Med296:716-721, 1977
2.
Cochrane AL: Effectiveness and Efficiency. The Nuffield Provincial Hospital Trust. Abingdon, Berks: Burgess & Son Ltd., 1972
3.
Wilson Jgm, Jugner J.: Principles and practice of screening for disease. World Health Organization, Public Health Papers 34, 1968
4.
Alm J., Larsson A.: Evaluation of a nation-wide neonatal metabolic screening programme in Sweden 1965-1979. Acta Paediatr Scand, 70:601-607, 1981
5.
Statistical abstract of Sweden. The National Bureau of Statistics, Stockholm, 1980
6.
Johnson E.: Samhallskostnader for trafikolyckor, yrkesskador och sjukdomar orsakade av tobaksrokning. Ekonomiska forskningsinstitutet vid Handelshogskolan i Stockholm. Thesis, 1974
Halvorsen S.: Dietary treatment of tyrosinosis. Am J Dis Child113:38-40, 1967
9.
Facts and figures on the mentally retarded and their living conditions in Sweden. The National Board of Health and Welfare1979:5
10.
Organization of Services for the Mentally Retarded.World Health Organization. Technical Report Series 392, 1968
11.
Forssman H. , Akesson HO: Mortality of the mentally deficient. A study of 12 903 institutionalized subjects. J Ment Defic Res14:276-294, 1970
12.
Waisbren SE , Schnell RR, Levy HL: Diet termination in children with phenylketonuria. A review of psychological assessments used to determine outcome. J Inherited Metab Dis3:149-153, 1980
13.
Lenke RR, Levy HL: Maternal phenylketonuria and hyperphenylalaninemia. An international survey of the outcome of untreated and treated pregnancies. N Engl J Med303:1202-1208, 1980
14.
Dobson JC, Williamson ML, Azen Cba, Koch R.: Intellectual assessment of 111 four-year-old children with phenylketonuria . Pediatrics60:822-827, 1977
15.
Danks DM, Bartholomé K., Clayton BE, et al.: Malignant hyperphenylalaninemia—current status. J Inherited Metab Dis1:49-53, 1978
16.
Knox EW: Phenylketonuria. In, Stanbury JB, Wyngaarden JB, Fredrichson DS, eds.: The Metabolic Basis for Inherited Disease (3rd ed.) New York: McGraw-Hill, 1972, pp 266-295
17.
Levy HL, Shih VE, Karolokewicz Vab, et al.: Persistent mild hyperphenylalaninemia in the untreated state . N Engl J Med285:424-429, 1971
18.
Segal S.: Galactosemia. In, Stanbury JB, Wyngaarden JB, Fredrichson DS, eds.: The Metabolic Basis for Inherited Disease (4th ed.) New York: McGraw-Hill, 1978, pp 160-181
19.
Fisher K., Donell GN, Bergren WR, Koch R.: Intellectual and personality development in children with galactosemia. Pediatrics50:412-419, 1972
20.
Nadler HL, Inoye T., Hsia Dyy: Classical galactosemia. A study of fifty-three cases. In, Hsia DYY, ed.: Galactosemia. Springfield, Illinois: Charles C. Thomas1969, pp 127-135
21.
Levy HL, Sepe SJ, Shih VE, et al.: Sepsis due to escherichia coli in neonates with galactosemia . N Engl J Med297:823-825, 1977
22.
Levy HL, Shih VE, Madigan PM: Routine newborn screening for histidinemia. N Engl J Med291:1214-1219, 1974
23.
Population changes 1978. The National Bureau of Statistics, Stockholm, 1979
24.
Cobert VG, Lachman B., Mattias M.: Ökonomische Betrachtungen zur Profylaxe und Therapie am Beispiel der Phenylketonurie . Z Aertzl Fortbild 66 dg H16:821-827, 1919
25.
Levy HL, Bennet Aje, McDevitt Edk: Cost effectiveness of laboratory testing in genetic diseases. In, Young DS, Udding D, Nipper H, Hicks J, eds.: Clinician and Chemist. Proceedings of the first Arnold O. Beckman conference in clinical chemistry. Washington, Winston-Salem: The American Association for Clinical Chemistry, 1980, pp 131-141
26.
Veal Amo: Screening for phenylketonuria. In, Bickel H, Guthrie R, Hammersen G, eds.: Neonatal Screening for Inborn Errors of Metabolism. Berlin, Heidelberg , New York: Springer-Verlag , 1980, pp 7-18
27.
Lang K.: Die phenylpyruvische Oligophrenie. Ergeb Inn Med Kinderheilkd6:78-99, 1955
28.
Holtzman NA , Meek AG, Mellits EP: Neonatal screening for phenylketonuria. 1. Effectiveness. JAMA229:667-670, 1974
29.
Güttler F., Wamberg E.: On indications for treatment of the hyperphenylalaninemic neonate. Acta Paediatr Scand66:339-344, 1977