[1] Online Document: www.nealhendrickson.com/mcdougall/021000pustraining.htm
 
[2] Digestive diseases in the United States: Epidemiology and Impact – NIH Publication No. 94-1447, NIDDK, 1994
 
[3] ibid
 
[4] Valeur N et al. "Colonization and immunomodulation by Lactobacillus reuteri ATCC 55730 in the human gastrointestinal tract." Appl Environ Microbiol. 70, 2:1176-81, 2004.
 
[5] Turchet P et al. "Effect of fermented milk containing the probiotic Lactobacillus casei DN-114001 on winter infections in free-living elderly subjects: a randomised, controlled pilot study." J Nutr Health Aging. 7, 2:75-7, 2003
 
[6]Koebnick C et al. "Probiotic beverage containing Lactobacillus casei Shirota improves gastrointestinal symptoms in patients with chronic constipation." Can J Gastroenterol. 17, 11:655-9, 2003
 
[7] Wong PW, et al. How to deal with chronic constipation. A stepwise method of establishing and treating the source of the problem. Postgrad Med. Nov1999;106(6):199-200, 203-4, 207-10.
 
[8] Mac Mahon M, et al. Ispaghula husk in the treatment of hypercholesterolaemia: a double-blind controlled study. J Cardiovasc Risk. Jun1998;5(3):167-72.
 
[9] Passmore AP, Wilson-Davies K, Stoker C, Scott ME. Chronic constipation in long stay elderly patients: a comparison of lactulose and a senna-fibre combination.
 
[10] Ishii Y, et al. Studies of aloe. III. Mechanism of cathartic effect. (2). Chem Pharm Bull (Tokyo). Jan1990;38(1):197-200.