Ventriculoperitoneal Shunts Equipped with On-Off Valves for Intraventricular Therapies in Patients with Communicating Hydrocephalus due to Leptomeningeal Metastases. - Burger, Michael C.; Wagner, Marlies; Franz, Kea; Harter, Patrick N.; Bähr, Oliver; Steinbach, Joachim P.; Senft, Christian (Journal of Clinical Medicine, 2018)