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Continue to ChatSpironolactone does not alter cystatin C levels in mildly symptomatic systolic heart failure patients - https://avesis.hacettepe.edu.tr/yayin/3e73f4b8-4d70-4c4b-91dc-c0e42105ed59/spironolactone-does-not-alter-cystatin-c-levels-in-mildly-symptomatic-systolic-heart-failure-patients