@misc{indiciae74cf84313d8b, title = {Towards an inhalative 13C breath test method.}, author = {P Krumbiegel and U Rolle-Kampczyk and P Liebergeld and O Herbarth and R Köbrich}, year = {2002}, doi = {10.1080/10256010208033313}, url = {https://pubmed.ncbi.nlm.nih.gov/12219982/}, note = {Source identifier: 12219982} }