There are multiple definitions:

1. enteral nutritional support(English)

   • Nutrition, Therapeutic approaches

2. enteric nervous system(English)

   • the CNS shares many of the same neurotransmitters and mechanisms of neurotransmission
   • CMMC, CNS, GI, IBS, SSRI, TGIT, TPH2, 5-HT, 5-HTP, CIPO, EEC
   • Gastroenterology, Nervous activity - (para)sympathetic, Depression, Experimental animal
   • https://doi.org…CI.1663-18.2018
   • https://doi.org…tro.2019.04.022