Retrograde intra renal surgery (RIRS) versus percutaneous nephrolithotomy (PNL) as a primary treatment for large renal stones: A prospective randomized controlled trial
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Background: Despite the high efficacy of percutaneous nephrolithotomy (PNL), it has more morbidity and a difficult learning curve. Retrograde intra renal surgery (RIRS) was introduced as a minimally invasive procedure for treatme... ...
