Drupal-Bibcite0<style face="normal" font="default" size="100%">Serum potassium variability as a predictor of clinical outcomes in patients with cardiorenal disease or diabetes: a retrospective UK database study</style><style face="normal" font="default" size="100%">Serum potassium variability as a predictor of clinical outcomes in patients with cardiorenal disease or diabetes: a retrospective UK database study</style>