Carlos, Ana Beatriz Marques <br/><br/>
Is breath testing without   [electronic resource] 

 -  Analytical and bioanalytical chemistry  Sep 2019 
 - 5641-5645 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1618-2650 
<br/><br/><label>Standard No.: </label>10.1007/s00216-019-01961-5  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Aged<br/>Breath Tests<br/>Carbon Isotopes--chemistry<br/>Cohort Studies<br/>Female<br/>Helicobacter Infections--diagnosis<br/>Helicobacter pylori--isolation & purification<br/>Humans<br/>Male<br/>Mass Spectrometry--methods<br/>Middle Aged<br/>Urea--chemistry<br/>Young Adult