Efficacy of the Renal-guard system in the prevention of contrast-induced nephropathy following cardiac interventions among patients with chronic kidney disease - Yasmin, Farah; Mashkoor, Yusra; Najeeb, Hala; Shaikh, Ayra Asim; Nusrat, Butool; Moeed, Abdul; Asghar, Muhammad Sohaib; Alraies, Chadi (Frontiers in Cardiovascular Medicine, 2025)