Comparison of the EMIT (enzyme multiplied immunoassay technique) opiate assay and a gas-chromatographic--mass-spectrometric determination of morphine and codeine in urine.

1976 ◽  
Vol 22 (7) ◽  
pp. 1110-1111 ◽  
Author(s):  
E P van der Slooten ◽  
H J van der Helm
1982 ◽  
Vol 9 (4) ◽  
pp. 135-140 ◽  
Author(s):  
Jan Rud Andersen ◽  
Elfinn Larsen ◽  
Helge Harbo ◽  
Boye Bertelsen ◽  
J. E. Just Christensen ◽  
...  

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