Portincasa, P., Maggipinto, A., Berardino, M., Bonfrate, L., Costin, S., Todarello, O., Palasciano, G., Wang, D. Q.-H., & Dumitrascu, D. L. (2009). Assessing Gastrointestinal Symptoms and Perception, Quality of Life, Motility, and Autonomic Neuropathy in Clinical Studies. Journal of Gastrointestinal and Liver Diseases, 18(2). Retrieved from https://www.jgld.ro/jgld/index.php/jgld/article/view/2009.2.12