Exploration of clinical predictors of the degree of ventricular catheter obstruction: a multicenter retrospective study. - Hariharan P; Gluski J; Sondheimer J; Petroj A; Jea A; Whitehead WE; Del Bigio MR; Marupudi NI; McAllister JP; Limbrick DD; Rocque BG; Harris CA (Journal of neurosurgery. Pediatrics, 2023)