@article{article7ffff357,
title   = {Recalled and recorded bowel habits confirm early onset and high frequency of constipation in day-care nursery children},
author = {Borgo, Hilton Coimbra and Maffei, Helga Verena Leoni},
year = {2009},
doi = {10.1590/S0004-28032009000200013},
journal   = {Arquivos de Gastroenterologia}
}