Martin, Francois Impact of lower pole calculi in patients undergoing retrograde intrarenal surgery. [electronic resource] - Journal of endourology Feb 2014 - 141-5 p. digital Publication Type: Comparative Study; Journal Article ISSN: 1557-900X Standard No.: 10.1089/end.2013.0515 doi Subjects--Topical Terms: AdultAgedFemaleFollow-Up StudiesHumansKidney Calculi--pathologyLength of StayLithotripsyMaleMiddle AgedNephrostomy, PercutaneousOperative TimePerioperative CarePostoperative ComplicationsRetrospective Studies