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Continue to ChatPrediction of Morbidity and Mortality After Percutaneous Nephrolithotomy By Using the Charlson Comorbidity Index - https://avesis.hacettepe.edu.tr/yayin/2110dbd4-c182-4490-b26b-56cfa03f5e9b/prediction-of-morbidity-and-mortality-after-percutaneous-nephrolithotomy-by-using-the-charlson-comorbidity-index