1. Aman B A, Levy E I, et al. Real Time Versus Photographic Assessment of Stool Consistency Using the Brussels Infant and Toddler Stool Scale: Are They Telling Us the Same?. Pediatr Gastroenterol Hepatol Nutr. 2021;24(1):38-44 DOI: https://doi.org/10.5223/pghn.2021.24.1.38
2. Huysentruy K, Koppen I, Benninga M, et al. The Brussels Infant and Toddler Stool Scale: A Study on Interobserver Reliability. JPGN. 2019;68:207–213
3. Velasco-Benitez C A, Llanos-Chea A, Saps M. Utility of the Brussels Infant and Toddler Stool Scale (BITSS) and Bristol Stool Scale in non-toilet-trained children: A large comparative study. Neurogastroenterology & Motility. 2020;00(e14015):1-5 DOI:https://doi.org/10.1111/nmo.14015
4. Gómez-Gallego C, García-Mantrana I, et al. The Microbiota and Malnutrition: Impact of Nutritional Status During Early Life. Annu Rev Nutr. 2019;39:267–90 DOI: https://doi.org/10.1146/annurev-nutr-082117051716
5. J.Barratt M, Ahmed T, Gordon J I. Gut microbiome development and childhood undernutrition. Cell Host & Microbe. 2022;0:617-626 DOI: https://doi.org/10.1016/j.chom.2022.04.002
6. Harvey S, et al. How to use the Bristol Stool Chart in childhood constipation. Arch Dis Child Educ Pract Ed. 2023;108:335–339 DOI:10.1136/archdischild-2022-324513
7. Eslick G D, Eslick E G. The Paediatric Aussie Chocolate Poo Scale. AMP. 2022;0:1-2 DOI:10.5694/mja2.51779
8. Nabwera H M, Espinoza J L, et al. Interactions between fecal gut microbiome, enteric pathogens, and energy regulating hormones among acutely malnourished rural Gambian children. EBioMedicine. 2021;73(103644):1-16 DOI: https://doi.org/10.1016/j.ebiom.2021.103644
9. Baaleman D F, Wegh C A M, et al. What are Normal Defecation Patterns in Healthy Children up to Four Years of Age? A Systematic Review and Meta-Analysis. J Pediatr. 2023;261(113559):1-30
10. Fedele F, Fioretti M T, Scarpato E, et al. The ten “hard” questions in pediatric functional constipation. Italian Journal of Pediatrics 2024;50(64):1-10 DOI: https://doi.org/10.1186/s13052-024-01623-y
11. Ludwig T, Oukid I, Wong J, et al. Machine Learning Supports Automated Digital Image Scoring of Stool Consistency in Diapers. JPGN. 2021;72(2):255-261 DOI:10.1097/MPG.0000000000003007
12. Xiao F, Wang Y, et al. Generation and application of a convolutional neural networks algorithm in evaluating stool consistency in diapers. Acta Paediatrica. 2023;112:1333–1340 DOI:10.1111/apa.16731
13. Bischoff, S.C. 'Gut health': a new objective in medicine?. BMC Med 9, 24 (2011). https://doi.org/10.1186/1741-7015-9-24
14. Peng X, Li J, Wu Y, et al. Association of Stool Frequency and Consistency with the Risk of All-Cause and Cause-Specific Mortality among U.S. Adults: Results from NHANES 2005-2010. Healthcare (Basel). 2022 Dec 22;11(1):29. doi: 10.3390/healthcare11010029.