Lebedeva, M. A., M. Y. Karganov, Y. A. Kozlova, G. N. Gotovtceva, D. A. Tumurov, A. A. Gudkova, and A. B. Guekht. “The Role of Autonomic Dysfunction in Pathogenesis of Irritable Bowel Syndrome”. Patologicheskaya Fiziologiya I Eksperimental’naya Terapiya (Pathological physiology and experimental Therapy), vol. 58, no. 3, Sept. 2014, pp. 37–44, https://pfiet.ru/article/view/1015.