abstract   background: childhood constipation is a common problem, accounting for 3% of visits to pediatric clinics and up to 25% of visits to pediatric gastroenterologists. however, little is known about the prevalence of childhood constipation in developing countries and the frequency of its causes. we proposed to determine the frequency and causes of constipation in children presented to a g...

abstract   background: childhood constipation is a common problem, accounting for 3% of   visits to pediatric clinics and up to 25% of visits to pediatric gastroenterologists. however, little is known about the prevalence of childhood constipation in developing countries and the frequency of its causes. we proposed to determine the frequency and causes of constipation in children presented to a...