Rollán, A <br/><br/>
Accuracy of invasive and noninvasive tests to diagnose Helicobacter pylori infection after antibiotic treatment.  [electronic resource] 

 -  The American journal of gastroenterology  Aug 1997 
 - 1268-74 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0002-9270 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Adult<br/>Aged<br/>Anti-Bacterial Agents--pharmacology<br/>Breath Tests<br/>Duodenal Ulcer--drug therapy<br/>Female<br/>Helicobacter Infections--diagnosis<br/>Helicobacter pylori--drug effects<br/>Humans<br/>Male<br/>Middle Aged<br/>Polymerase Chain Reaction<br/>Prospective Studies<br/>Sensitivity and Specificity<br/>Urease--analysis