title: 13C-urea versus 14C-urea breath test: is there still a need for 14C-urea?
authors.forename: M
authors.initials: M
authors.lastname: Rodrigues
authors.forename: J
authors.initials: J
authors.lastname: Pidlich
authors.forename: C
authors.initials: C
authors.lastname: Müller
authors.forename: H
authors.initials: H
authors.lastname: Sinzinger
mesh_terms: D001944:Breath Tests / Q000379:methods*; D002245:Carbon Dioxide / Q000378:metabolism; D002247:Carbon Isotopes; D002250:Carbon Radioisotopes / Q000009:adverse effects; D016481:Helicobacter Infections / Q000175:diagnosis*; D016480:Helicobacter pylori / Q000378:metabolism; D006801:Humans; D014508:Urea / Q000378:metabolism
chemical_list: D002247:Carbon Isotopes; D002250:Carbon Radioisotopes; D002245:Carbon Dioxide; D014508:Urea