Nagral, S1993-01-012009-05-291993-01-012009-05-291993-01-01Nagral S. Flushing retained CBD stones: is it charge or pressure that works? Indian Journal of Gastroenterology. 1993 Jan; 12(1): 28-9http://imsear.searo.who.int/handle/123456789/64357engAminophylline --administration & dosageDrainageGallstones --therapyHeparin --administration & dosageHumansInfusions, ParenteralPostoperative CareSodium Chloride --administration & dosageSphincter of Oddi --drug effectsFlushing retained CBD stones: is it charge or pressure that works?Journal Article