A CLINICAL COMPARISON OF EXTRACORPOREAL PIEZOELECTRIC LITHOTRIPSY (EPL) AND INTRACORPOREAL ELECTROHYDRAULIC LITHOTRIPSY (EHL) IN RETAINED BILE-DUCT STONES - A PROSPECTIVE RANDOMIZED STUDY
He. Adamek et al., A CLINICAL COMPARISON OF EXTRACORPOREAL PIEZOELECTRIC LITHOTRIPSY (EPL) AND INTRACORPOREAL ELECTROHYDRAULIC LITHOTRIPSY (EHL) IN RETAINED BILE-DUCT STONES - A PROSPECTIVE RANDOMIZED STUDY, Gastroenterology, 104(4), 1993, pp. 347-347