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- [2] Comparison of isotope ratio mass spectrometry and nondispersive isotope-selective infrared spectroscopy for 13C-urea breath test AMERICAN JOURNAL OF GASTROENTEROLOGY, 1999, 94 (05): : 1203 - 1208
- [4] ISOTOPE-SELECTIVE NONDISPERSIVE INFRARED SPECTROMETRY FOR DETECTION OF HELICOBACTER-PYLORI INFECTION WITH C-13-UREA BREATH TEST LANCET, 1995, 345 (8955): : 961 - 962
- [5] Breath test with 13C-urea for H. pylori infection diagnosis by means of mass spectrometry and infrared spectrophotometry SALUD I CIENCIA, 2006, 15 (01): : 461 - 463