Lakshmanan, KSanthanakrishnan, B R1987-09-012009-05-301987-09-012009-05-301987-09-01Lakshmanan K, Santhanakrishnan BR. Foreign bodies in the tracheo-bronchial tree in children: diagnostic problems and management. Indian Journal of Pediatrics. 1987 Sep-Oct; 54(5): 765-8http://imsear.searo.who.int/handle/123456789/84707engBronchiBronchographyBronchoscopyChildChild, PreschoolForeign Bodies --radiographyHumansInfantTrachea --radiographyForeign bodies in the tracheo-bronchial tree in children: diagnostic problems and management.Journal Article