Citation:Rajindrajith, S.; Devanarayana, N.M.; Benninga, M.A., Clinical Evaluation of Children with Constipation: History and Physical Examination, In: Nunez R, Fabbro M A, editors. In: Constipation in Children: Diagnosis and Treatment. Public Health in the 21st Century. New Yolk:Nova Science Publishers Inc; 2013. p.167-184.