Presta, Vivianne Xanthine oxidase inhibitors in elderly patients with heart failure: useful or useless? [electronic resource] - Internal and emergency medicine 09 2019 - 903-905 p. digital Publication Type: Journal Article; Comment ISSN: 1970-9366 Standard No.: 10.1007/s11739-019-02105-4 doi Subjects--Topical Terms: AgedAllopurinolEnzyme InhibitorsFebuxostatHeart FailureHumansXanthine Oxidase