| | | | |
| | | | |
| web | Guandalini S | J Clin Gastroenterol | 2011-11-01 |
| | | | |
| web | Helen Senderovich & Megan J. V... | Current Medical Research and O... | 2018-01-10 |
| | | | |
| web | | Wikipedia | 2021-05-16 |
| web | University of Illinois | Healthline | 2018-08-23 |
| web | Padma Nagappan | Med Shadow | 2018-08-20 |
| | | | |
| web | Rachael Link, MS, RD | Healthline | 2021-06-21 |
| web | Muhammad Bilal Riaz, Arif-Ulla... | BMC Complement Altern Med | 2019-12-03 |
| web | C H Wilder-Smith, S S Olesen | Aliment Pharmacol Ther | 2017-04-01 |
| web | Theodoros Kelesidis and Charal... | Therap Adv Gastroenterol | 2012-03-01 |
| web | Samra Bashir, Raafia Memon | Evid Based Compliment Alternat... | 2011-03-03 |
| web | David Werner and David Sanders | HealthWrights | 1997-01-01 |