1. Rasquin A, Di Lorenzo C, Forbes D, Guiraldes E, Hyams JS, Staiano A, et al. Childhood functional gastrointestinal disorders: child/adolescent. Gastroenterology. 2006;130(5):1527-37. PMID: 16678566 DOI: 10.1053/j.gastro.2005.08.063
2. Korterink JJ, Diederen K, Benninga MA, Tabbers MM. Epidemiology of pediatric functional abdominal pain disorders: a meta-analysis. PLoS One. 2015;10(5):e0126982. PMID: 25992621 DOI: 10.1371/journal.pone.0126982
3. Spee LA, Lisman-Van Leeuwen Y, Benninga MA, Bierma-Zeinstra SM, Berger MY. Prevalence, characteristics, and management of childhood functional abdominal pain in general practice. Scand J Prim Health Care. 2013;31(4):197-202. PMID: 24106821 DOI: 10.3109/02813432.2013.844405
4. Bao X, Yu W, Chu Z, Gao J, Zhou M, Gu Y. Functional abdominal pain disorders in children in southern Anhui Province, China are related to academic stress rather than academic performance. BMC Pediatr. 2023;23(1):333. DOI:10.1186/s12887-023-04154-3
5. Olafsdottir E, Gilja OH, Aslaksen A, Berstad A, Fluge G. Impaired accommodation of the proximal stomach in children with recurrent abdominal pain. J Pediatr Gastroenterol Nutr. 2000;30:157. PMID: 10697134 DOI: 10.1097/00005176-200002000-00012
6. Hyams JS, Di Lorenzo C, Saps M, Shulman RJ, Staiano A, van Tilburg M. Childhood functional gastrointestinal disorders: child/adolescent. Gastroenterology. 2016;150(6):1456-68. PMID: 27144632 DOI: 10.1053/j.gastro.2016.02.015
7. Hoekman DR, Rutten JMTM, Vlieger AM, Benninga MA, Dijkgraaf MGW. Annual costs of care for pediatric irritable bowel syndrome, functional abdominal pain, and functional abdominal pain syndrome. J Pediatr. 2015;167:1103-8. PMID: 26329806 DOI: 10.1016/j.jpeds.2015.07.058
8. Chelimsky G, Boyle JT, Tusing L, Chelimsky TC. Autonomic abnormalities in children with functional abdominal pain: coincidence or etiology? J Pediatr Gastroenterol Nutr. 2001;33)1):47-53. PMID: 11479407 DOI: 10.1097/00005176-200107000-00008
9. Newlove‐Delgado TV, Martin AE, Abbott RA, Bethel A, Thompson‐Coon J, Whear R, et al. Dietary interventions for recurrent abdominal pain in childhood. Cochrane Database Syst Rev. 2017;2017(3). PMID: 28334433 DOI: 10.1002/14651858.CD010972.pub2
10. Trivić I, Niseteo T, Jadrešin O, Hojsak I. Use of probiotics in the treatment of functional abdominal pain in children—systematic review and meta-analysis. Eur J Pediatr. 2021;180(2):339-51. PMID: 32940743 DOI: 10.1007/s00431-020-03809-y
11. Weizman Z, Abu-Abed J, Binsztok M. Lactobacillus reuteri DSM 17938 for the management of functional abdominal pain in childhood: a randomized, double-blind, placebo-controlled trial. J Ppediatr. 2016;174:160-4. e1. PMID: 27156182 DOI: 10.1016/j.jpeds.2016.04.003
12. Suez J, Zmora N, Segal E, Elinav E. The pros, cons, and many unknowns of probiotics. Nat Med. 2019;25(5):716-29. PMID: 31061539 DOI: 10.1038/s41591-019-0439-x
13. Wegh CA, Benninga MA, Tabbers MM. Effectiveness of probiotics in children with functional abdominal pain disorders and functional constipation: a systematic review. J Clin Gastroenterol. 2018;52:S10-26. PMID: 29782469 DOI: 10.1097/MCG.0000000000001054
14. Gwee KA, Lee WR, Chua Q, Chiou FK, Aw MM, Koh YH. The evidence for probiotics in the treatment of digestive disorders in the pediatric population. J Gastroenterol Hepatol. 2025;40(1):41-7. PMID: 39542020 DOI: 10.1111/jgh.16809
15. Hojsak I. Probiotics in functional gastrointestinal disorders. In: Guandalini S, Indrio F. (eds) Probiotics and Child Gastrointestinal Health: Advances in Microbiology, Infectious Diseases and Public Health Volume 10. Springer, Cham; 2018:121-37. DOI:10.1007/5584_2018_321
16. Pärtty A, Rautava S, Kalliomäki M. Probiotics on pediatric functional gastrointestinal disorders. Nutrients. 2018;10(12):1836. PMID: 30501103 DOI: 10.3390/nu10121836
17. Jadrešin O, Sila S, Trivić I, Mišak Z, Kolaček S, Hojsak I. Lactobacillus reuteri DSM 17938 is effective in the treatment of functional abdominal pain in children: Results of the double-blind randomized study. Clin Nutr. 2020;39(12):3645-51. PMID: 32362486 DOI: 10.1016/j.clnu.2020.04.019
18. Romano C, Ferrau' V, Cavataio F, Iacono G, Spina M, Lionetti E, et al. Lactobacillus reuteri in children with functional abdominal pain (FAP). J Paediatr Child Health. 2014;50(10):E68-E71. PMID: 20626584 DOI: 10.1111/j.1440-1754.2010.01797.x
19. Eftekhari K, Vahedi Z, Aghdam MK, Diaz DN. A randomized double-blind placebo-controlled trial of Lactobacillus reuteri for chronic functional abdominal pain in children. Iran J Pediatr. 2015;25(6). PMID: 26635937 DOI: 10.5812/ijp.2616
20. Maragkoudaki M, Chouliaras G, Orel R, Horvath A, Szajewska H, Papadopoulou A. Lactobacillus reuteri DSM 17938 and a placebo both significantly reduced symptoms in children with functional abdominal pain. Acta Paediatrica. 2017;106(11):1857-62. PMID: 28712129 DOI: 10.1111/apa.13992
21. Rahmani P, Ghouran-orimi A, Motamed F, Moradzadeh A. Evaluating the effects of probiotics in pediatrics with recurrent abdominal pain. Clin ExpPediatr. 2020;63:485-90. PMID: 32718147 DOI: 10.3345/cep.2019.01613