Effects of fructans-containing yacon (Smallanthus sonchifolius Poepp & Endl.) flour on caecum mucosal morphometry, calcium and magnesium balance, and bone calcium retention in growing rats - Lobo, Alexandre Rodrigues; Colli, Célia; Alvares, Eliana Parisi; Filisetti, Tullia Maria Clara Caterina (British Journal of Nutrition, 2007)