. Pharmeur Sci Notes. 2006 Dec;2006(2):53-4. Pharmeur Sci Notes. 2006. PMID: 17691216
. Bégin P, et al. Nat Med. 2021 Sep 9. doi: 10.1038/s41591-021-01488-2. Online ahead of print. Nat Med. 2021. PMID: 34504336. Cai G, et al. Gastroenterology. 2021 Sep 3:S0016-5085(21)03473-9. doi: 10.1053/j.gastro.2021.08.054. Online ahead of print. Gastroenterology. 2021. PMID: 34487783.