Table 1. Values Observed for TSH in Dried Blood Samples Adulterated with Parenteral Nutrition Media

400 CLINICAL CHEMISTRY, Vol. 29, No. 2, 1983 12. Carson NAJ, Scally BG, Neill DW, Carre IJ. Saccharopinuria: A new inborn error of lysine metabolism. Nature (London) 281, 679 (19681. 13. Wick H, Brechbuhler T, Girard J. Citrullinemia: Elevated serum citrulline levels in healthy siblings. Experientia 26, 823824 (1970). 14. Qureshi JA, Letarte J, Queflet R, Lemieux B. Enzymologic and metabolic studies in two families affected by argininosuccinic aciduria. Pediatr Res 12, 256-262 (1978). 15. Dickinson JC, Rosenblum H, Hamilton PB. Ion exchange chromatography of the free amino acids in the plasma of the newborn infant. Pediatrics 36, 2-13 (1965). 16. Scriver GR, Davies E. Endogenous renal clearance rates of free amino acids in pre-pubertal children. Pediatrics 36, 592598 (1965).