Correction: Transcatheter aortic valve replacement in a quadricuspid aortic valve: a systematic review of case reports. - Khalifa MA; Hashim HT; Shimal AA; Riyas Mohamed FR; Ragunathan S; Al Sakini AS; Elbadawi MH; Irfan MR; Moqbel I; Almualed MM; Al-Ghuraibawi M; Al-Aboudi BS (Frontiers in cardiovascular medicine, 2026)