579 / 1068
Elemental Formula : 1/4 positive
Low-fat diet: 3/4 positive
Prevention: Diet
Metanalysis on 22 studies with 2246 pts 37% good qualiy studies
Fibers diet: 1/2 positive
Low lactose diet: 0/1 positive
Pro-biotics: 3/5 positive
Wedlake LJ et al. Aliment Pharmac Ther2012