Mechanical thrombectomy beyond 24 hours from last known well in tandem lesions: A multicenter cohort study. - Rodriguez-Calienes A; Hassan AE; Siegler JE; Galecio-Castillo M; Farooqui M; Jumaa MA; Janjua N; Divani AA; Ribo M; Abraham M; Petersen NH; Fifi J; et al. (Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences, 2026)