Randomized, double-blind, placebo-controlled trial: effect of lactobacillus GG supplementation on Helicobacter pylori eradication rates and side effects during treatment in children.
J Pediatr Gastroenterol Nutr. 2009 Apr;48(4):431-6. doi: 10.1097/mpg.0b013e318182e716.
J Pediatr Gastroenterol Nutr. 2009.
PMID: 19330931
Clinical Trial.