Burr, R. L., Gu, H., Cain, K., Djukovic, D., Zhang, X., Han, C., . . . Heitkemper, M. (2019). Tryptophan Metabolites in Irritable Bowel Syndrome: An Overnight Time-course Study. J Neurogastroenterol Motil.

Burr, Robert L., Haiwei Gu, Kevin Cain, Danijel Djukovic, Xinyu Zhang, Claire Han, Nini Callan, Daniel Raftery, und Margaret Heitkemper. "Tryptophan Metabolites in Irritable Bowel Syndrome: An Overnight Time-course Study." J Neurogastroenterol Motil 2019.

Burr, Robert L., et al. "Tryptophan Metabolites in Irritable Bowel Syndrome: An Overnight Time-course Study." J Neurogastroenterol Motil 2019.