Genovese, A. ., Moore, T. ., Haynes, P. ., & Augustyn, M. . (1969). Interoception in Practice: The Gut-Brain Connection. Journal of Developmental and Behavioral Pediatrics : JDBP, 43(8), 489-491. https://doi.org/10.1097/DBP.0000000000001121 (Original work published 1969)