Air matters: the role of postoperative intracranial pneumocephalus in recurrence of chronic subdural hematomas evaluated through a multivariate analysis of 460 patients comparing closed drainage versus standard irrigation. - Scala MR; Mastantuoni C; Cioffi V; Di Colandrea S; Corazzelli G; Tucci A; Carotenuto S; Di Costanzo G; Cavaglià E; de Falco R; Bocchetti A (Neurosurgical focus, 2025)