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Pisano JJ, Crout JR, Abraham D. Detennination of 3-methoxy- ..... Gossop M, Griffiths P, Bradley B, Strang J. Opiate withdrawal symptoms in response to 10-day ...

5. Bravo EL, Gifford RW. Pheochromocytoma: diagnosis, localization and management. N Engi J Med 1984;311:1298-303. 6. Duncan MW, Compton P, Lazarus L, Smythe GA. Measurement of norepinephrine and 3,4-dihydroxyphenylglycol in urine and plasma forthe diagnosis of pheochromocytonia. N Engl J Med

1988;319:136-42. 7. Abeling NG, van Gennip All, Overmars H, Vo#{252}te PA. Simultaneous determination of catecholamines in urine by HPLC with fluorometric detection. Clin Chim Acta 1984;84:212-26. 8. Solberg HE, GrAsbeck R. Reference values. Adv Clin Chem 198927:2-79.

9. Shoup RE, Kissinger

of urinary normeta-

PT. Determination

nephrine, metanephrine, and 3-methoxytyramine by liquid chromatography, with amperometric detection. Cliii Chem 1977; 23:1268-74. 10. BioRad Labs. Urinary metanephrines by HPLC, instruction manual. Richmond, CA: BioRad Clinical Division, 1985. 11. Pisano JJ, Crout JR, Abraham D. Detennination of 3-methoxy4-hydroxymandelic acid in urine. Clin Chim Acta 1962;7:285-9. 12. Flood JG, Granger M, McComb RB. Urinary 3-methoxy-4hydroxymandelic acid as measured by liquid chromatography, with on-line post-column reaction. Clin Chem 1979;25:1234-8. 13. International Federation of Clinical Chemistry. Approved recommendation (1987) on the theory of reference values. Part 5. Statistical treatment of collected reference values. Determination of reference limits. J Cliii Chem Clin Biochem 1987;25:645-56. 14. Beck J1 Shultz EK. The use of relative operating characteristic (ROC) curves in test performance evaluation. Arch Pathol Lab Med 1986;110:13-20.

CLIN. CHEM.

15. Oishi S, Sasaki M, Ohno M, Sato T. Urinary normetaneph. rifle and metanephrine measured by radioimmunoassay for the diagnosis of pheochromocytoma: utility of 24-hour and random 1-hour urine determinations. J Clin Endocrinol Metab 1987;67: 614-8. 16. Muskiet FAJ, Thomasson CG, Gerding AM, Fremouw-Otte. vangers DC, Nagel GT, Wolthers BG. Determination of catecholamines and their 3..Q.methylated metabolites in urine by mass fragmentography with use of deuterated internal standards. Clin Chem 1979;25:453-60. 17. Smith ERB, Weil-Malherbe H. Metanephrine and normetanephrine in human urine: method and results. J Lab Cliii Med

1962;60:212-23. 18. Taniguchi K, Kakimoto termination of metanephrine Clin Med 1964;64:469-84.

Y, Armstrong MD. Quantitative doand normetanephrine in urine. J Lab

19. Canfell C, Binder SR, Khayam-Bashi H. Quantitation of urinary normetanephrine and metanephrune by reversed-phase extraction and mass.fragmentographic analysis. Clin Chem 1982;28:25-8.

20. Orsulak PJ, Kizuka P, GrabE, SchildkrautJJ. Determination of urinary normetanephrine and metanephrine by radial-compression liquid chromatography and electrochemical detection. Cliii Chem 1983;29:305-9. 21. Nohta H, Yamaguchi E, Ohkura Y. Measurement of catecholamines, their precursors and metabolites in human urine and plasma by solid-phase extraction followed by high-performance liquid chromatography with fluorescence derivatization. J Chromatogr 1989;493:15-26.

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Plasma Methadone Measurements and Their Role in Methadone Detoxification Programs Kim Wolff,’

Alastair

W. M. Hay,’

and

Duncan

Raistrick2

We monitored eight patients who were receiving a decreasing dose of methadone for treatment for opioid addiction (detoxification). Patients with plasma concentrations of methadone

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