Gould, O., Costello, B. D. L., Smart, A., Jones, P., Macmaster, A., Ransley, K., & Ratcliffe, N. (2018). Gas chromatography mass spectrometry (GC-MS) quantification of metabolites in stool using13 C labelled compounds. Metabolites, 8(4), 75. https://doi.org/10.3390/metabo8040075