1. Raveenthiran V. Knowledge of ancient Hindu surgeons on Hirschsprung’s disease; evidence from Sushruta Samhita of circa 1200–600 BC. J Peditr Surg. 2011;46:2204–8.
2. Lenders E, Sieber WK. Congenital megacolon observation by Frederick Ruish-1691. J Pediatr Surg. 1970;5:1.
3. Mya G. Due osservazioni di dilatazione ed ipertrofia congenital del colon. Sperimentale. 1894;48:215.
4. Hirschsprung H. Stuhltraegheit Neugeborener in Folge von Dilatation und Hypertrophie des Colons. Jahrb Kinderh. 1887;27:1.
5. Finney J. Congenital idiopathic dilation of colon. Surg Ggynecol Obstet. 1908;6:624.