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	1.	Assessment of an automated solid phase competitive fluoroimmunoassay for benzoylecgonine in untreated urine. [electronic resource] by O'Connell, K P Valdes, J J Azer, N L Schwartz, R P Wright, J Eldefrawi, M E Producer: 19990622 In: Journal of immunological methods vol. 225 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	A sensitive solid-phase fluoroimmunoassay for detection of opiates in urine. [electronic resource] by Eldefrawi, M E Azer, N L Nath, N Anis, N A Bangalore, M S O'Connell, K P Schwartz, R P Wright, J Producer: 20000907 In: Applied biochemistry and biotechnology vol. 87 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)

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