Amponin MOCS. Analysis of Risk Factors for Pulmonary Complications in Patients Undergoing Upper Pole Prone Percutaneous Nephrolithotomy (uPPCNL): A Single Center Experience. PJU [Internet]. 2022Mar.16 [cited 2024May21];31(2). Available from: https://pjuonline.com/index.php/pju/article/view/128