1.Johanson JF., Kralstein J. Chronic constipation: a survey of the patient perspective. Aliment Pharmacol Ther. 2007. 25(5):599–608.
Article
2.Kassinen A., Krogius-Kurikka L., Mäkivuokko H., Rinttilä T., Paulin L., Corander J., Malinen E., Apajalahti J., Palva A. The fecal microbiota of irritable bowel syndrome patients differs significantly from that of healthy subjects. Gastroenterology. 2007. 133(1):24–33.
Article
3.Longstreth GF., Thompson WG., Chey WD., Houghton LA., Mearin F., Spiller RC. Functional bowel disorders. Gastroenterology. 2006. 130(5):1480–1491.
Article
4.Suares NC., Ford AC. Prevalence of, and risk factors for, chronic idiopathic constipation in the community: systematic review and meta-analysis. Am J Gastroenterol. 2011. 106(9):1582–1591.
Article
5.Sanchez MI., Bercik P. Epidemiology and burden of chronic constipation. Can J Gastroenterol. 2011. 25(Suppl B):11B–15B.
Article
6.Nellesen D., Chawla A., Oh DL., Weissman T., Lavins BJ., Murray CW. Comorbidities in patients with irritable bowel syndrome with constipation or chronic idiopathic constipation: a review of the literature from the past decade. Postgrad Med. 2013. 125(2):40–50.
Article
7.Gallegos-Orozco JF., Foxx-Orenstein AE., Sterler SM., Stoa JM. Chronic constipation in the elderly. Am J Gastroenterol. 2012. 107(1):18–25.
Article
8.Nyberg C., Hendel J., Nielsen OH. The safety of osmotically acting cathartics in colonic cleansing. Nat Rev Gastroenterol Hepatol. 2010. 7(10):557–564.
Article
9.Olafsdottir LB., Gudjonsson H., Jonsdottir HH., Jonsson JS., Bjorns-son E., Thjodleifsson B. Irritable bowel syndrome: physicians' awareness and patients' experience. World J Gastroenterol. 2012. 18(28):3715–3720.
Article
10.Hart AL., Stagg AJ., Kamm MA. Use of probiotics in the treatment of inflammatory bowel disease. J Clin Gastroenterol. 2003. 36(2):111–119.
Article
11.Kinugasa A., Matsushita S. Effect of bifidobacterial material on abnormal evacuative symptoms. J New Rem Clin. 1993. 42:2181–2187.
12.Gibson GR., Beatty ER., Wang X., Cummings JH. Selective stimulation of bifidobacteria in the human colon by oligofructose and inulin. Gastroenterology. 1995. 108(4):975–982.
Article
13.Ford AC., Quigley EM., Lacy BE., Lembo AJ., Saito YA., Schiller LR., Soffer EE., Spiegel BM., Moayyedi P. Efficacy of prebiotics, probiotics, and synbiotics in irritable bowel syndrome and chronic idiopathic constipation: systematic review and meta-analysis. Am J Gastroenterol. 2014. 109(10):1547–1561.
Article
14.Akpinar O., Erdogan K., Bostanci S. Enzymatic production of Xylooligosaccharide from selected agricultural wastes. Food Bio-prod Process. 2009. 87(2):145–151.
Article
15.Gibson GR., Probert HM., Loo JV., Rastall RA., Roberfroid MB. Dietary modulation of the human colonic microbiota: updating the concept of prebiotics. Nutr Res Rev. 2004. 17(2):259–275.
Article
16.Macfarlane S., Macfarlane GT., Cummings JH. Review article: prebiotics in the gastrointestinal tract. Aliment Pharmacol Ther. 2006. 24(5):701–714.
Article
17.Wong JM., de Souza R., Kendall CW., Emam A., Jenkins DJ. Colonic health: fermentation and short chain fatty acids. J Clin Gastroenterol. 2006. 40(3):235–243.
Article
18.Bray GA., Nielsen SJ., Popkin BM. Consumption of high-fructose corn syrup in beverages may play a role in the epidemic of obesity. Am J Clin Nutr. 2004. 79(4):537–543.
Article
19.Korea Rural Economic Institute. Food balance sheet 2012. Seoul: Korea Rural Economic Institute;2013.
20.Shin HL. Customer attitude survey: beverage purchasing behaviors and preference [dissertation]. Seoul: Sejong University;2009.
21.Ministry of Food, Agriculture, Forestry and Fisheries, Korea Agro-Fisheries and Food Trade Corporation. 2012 Processed food segments status report: coffeemix. Seoul: Korea Agro-Fisheries and Food Trade Corporation;2012.
22.Ministry of Food, Agriculture, Forestry and Fisheries, Korea Agro-Fisheries and Food Trade Corporation. 2013 Processed food segments status report: coffee. Seoul: Korea Agro-Fisheries and Food Trade Corporation;2013.
23.Korea Consumer Agency. A report on the comparison of the component of coffee mixtures [Internet]. Eumseong: Korea Consumer Agency;2014. [cited 2014 Jul 9]. Available from:. http://www.kca.go.kr/brd/m_32/view.do?seq=1634.
24.Malik VS., Popkin BM., Bray GA., Després JP., Hu FB. Sugar-sweetened beverages, obesity, type 2 diabetes mellitus, and cardiovascular disease risk. Circulation. 2010. 121(11):1356–1364.
Article
25.Alonso S., Setser C. Functional replacements for sugars in foods. Trends Food Sci Technol. 1994. 5(5):139–146.
Article
26.Drossman DA. Rome III: the new criteria. Chin J Dig Dis. 2006. 7(4):181–185.
Article
27.Tateyama I., Hashii K., Johno I., Iino T., Hirai K., Suwa Y., Kiso Y. Effect of xylooligosaccharide intake on severe constipation in pregnant women. J Nutr Sci Vitaminol (Tokyo). 2005. 51(6):445–448.
Article
28.Preston DM., Lennard-Jones JE. Severe chronic constipation of young women: 'idiopathic slow transit constipation'. Gut. 1986. 27(1):41–48.
Article
29.Chung YC., Hsu CK., Ko CY., Chan YC. Dietary intake of xylooli-gosaccharides improves the intestinal microbiota, fecal moisture, and pH value in the elderly. Nutr Res. 2007. 27(12):756–761.
Article
30.Okazaki M., Fujikawa S., Matsumoto N. Effect of xylooligosaccharide on the growth of bifidobacteria. Bifidobact Microflora. 1990. 9(2):77–86.
Article
31.Iino T., Nishijima Y., Sawada S., Sasaki H., Harada H., Suwa Y., Kiso Y. Improvement of constipation by a small amount of xylooligo-saccharides ingestion in adult women. J Jpn Assoc Diet Fiber Res. 1997. 1(1):19–24.
32.gosaccharides on feces of men. Nippon Nogeikagaku Kaishi. 1991. 65(11):1651–1653.
33.Faruqui AA., Joshi C. Lactitol: a review of its use in the treatment of constipation. Int J Recent Adv Pharm Res. 2012. 2(1):1–5.
34.Dukas L., Willett WC., Giovannucci EL. Association between physical activity, fiber intake, and other lifestyle variables and constipation in a study of women. Am J Gastroenterol. 2003. 98(8):1790–1796.
Article
35.Jones MP., Talley NJ., Nuyts G., Dubois D. Lack of objective evidence of efficacy of laxatives in chronic constipation. Dig Dis Sci. 2002. 47(10):2222–2230.
36.Zoppi G., Cinquetti M., Luciano A., Benini A., Muner A., Bertazzoni Minelli E. The intestinal ecosystem in chronic functional constipation. Acta Paediatr. 1998. 87(8):836–841.
Article
37.Qiang X., YongLie C., QianBing W. Health benefit application of functional oligosaccharides. Carbohydr Polym. 2009. 77(3):435–441.
Article
38.Okazaki M., Koda H., Izumi R., Fujikawa S., Matsumoto N. In vitro digestibility and in vivo utilization of xylobiose. Nihon Eiyo Shokuryo Gakkai Shi. 1991. 44(1):41–44.
Article
39.Wintola OA., Sunmonu TO., Afolayan AJ. The effect of Aloe ferox Mill. in the treatment of loperamide-induced constipation in Wistar rats. BMC Gastroenterol. 2010. 10:95.
Article
40.Christensen J. Chapter 39 Possible effects of laxatives on the nerve plexuses of the colon. Kamm MA, Lennard-Jones JE, editors. editors.Constipation. Petersfield: Wrightson Biomedical Pub.;1994. p. 321–326.