Luangtangvarodom P, Tangpaitoon T, Liwrotsap C. Renal calyx access does not affect intraoperative blood loss in percutaneous nephrolithotomy: a single-center retrospective study. Insight Urol [internet]. 2022 Jun. 17 [cited 2026 Aug. 26];43(1):51-7. available from: https://he02.tci-thaijo.org/index.php/TJU/article/view/256282