A selected ion flow tube mass spectrometry study of ammonia in mouth- and nose-exhaled breath and in the oral cavity

2008 ◽  
Vol 22 (6) ◽  
pp. 783-789 ◽  
Author(s):  
David Smith ◽  
Tianshu Wang ◽  
Andriy Pysanenko ◽  
Patrik Španěl
2008 ◽  
Vol 22 (18) ◽  
pp. 2844-2850 ◽  
Author(s):  
Petr Čáp ◽  
Kseniya Dryahina ◽  
František Pehal ◽  
Patrik Španěl

2013 ◽  
Vol 5 (16) ◽  
pp. 3807 ◽  
Author(s):  
Juzheng Huang ◽  
Sacheen Kumar ◽  
Aran Singanayagam ◽  
Peter M. George ◽  
Onn Min Kon ◽  
...  

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