592 EFFICACY, SAFETY AND DIRECT COST OF TWO MINIMALLY INVASIVE TECHNIQUES FOR THE TREATMENT OF PROXIMAL URETERAL LITHIASIS: A PROSPECTIVE AND COMPARATIVE STUDY
2009 ◽
Vol 8
(4)
◽
pp. 290
◽
2014 ◽
Vol 4
(1_suppl)
◽
pp. s-0034-1376724-s-0034-1376724
2020 ◽
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