Effect of synbiotic in constipated adult women – A randomized, double-blind, placebo-controlled study of clinical response - Waitzberg, Dan Linetzky; Logullob, Luciana C; Bittencourt, Amanda F; Torrinhas, Raquel Susana Matos de Miranda; Shiroma, Glaucia M; Paulino, Natalia P; Silva, Maria L Teixeira da (Clinical nutrition, 2013)